diff --git a/abis/BurningSurplusAuctionHouse.json b/abis/BurningSurplusAuctionHouse.json
deleted file mode 100644
index f4f2437..0000000
--- a/abis/BurningSurplusAuctionHouse.json
+++ /dev/null
@@ -1,406 +0,0 @@
-[
-  {
-    "inputs": [
-      {
-        "internalType": "address",
-        "name": "safeEngine_",
-        "type": "address"
-      },
-      {
-        "internalType": "address",
-        "name": "protocolToken_",
-        "type": "address"
-      }
-    ],
-    "stateMutability": "nonpayable",
-    "type": "constructor"
-  },
-  {
-    "anonymous": false,
-    "inputs": [
-      {
-        "indexed": false,
-        "internalType": "address",
-        "name": "account",
-        "type": "address"
-      }
-    ],
-    "name": "AddAuthorization",
-    "type": "event"
-  },
-  {
-    "anonymous": false,
-    "inputs": [],
-    "name": "DisableContract",
-    "type": "event"
-  },
-  {
-    "anonymous": false,
-    "inputs": [
-      {
-        "indexed": false,
-        "internalType": "uint256",
-        "name": "id",
-        "type": "uint256"
-      },
-      {
-        "indexed": false,
-        "internalType": "address",
-        "name": "highBidder",
-        "type": "address"
-      },
-      {
-        "indexed": false,
-        "internalType": "uint256",
-        "name": "amountToBuy",
-        "type": "uint256"
-      },
-      {
-        "indexed": false,
-        "internalType": "uint256",
-        "name": "bid",
-        "type": "uint256"
-      },
-      {
-        "indexed": false,
-        "internalType": "uint256",
-        "name": "bidExpiry",
-        "type": "uint256"
-      }
-    ],
-    "name": "IncreaseBidSize",
-    "type": "event"
-  },
-  {
-    "anonymous": false,
-    "inputs": [
-      {
-        "indexed": false,
-        "internalType": "bytes32",
-        "name": "parameter",
-        "type": "bytes32"
-      },
-      {
-        "indexed": false,
-        "internalType": "uint256",
-        "name": "data",
-        "type": "uint256"
-      }
-    ],
-    "name": "ModifyParameters",
-    "type": "event"
-  },
-  {
-    "anonymous": false,
-    "inputs": [
-      {
-        "indexed": false,
-        "internalType": "address",
-        "name": "account",
-        "type": "address"
-      }
-    ],
-    "name": "RemoveAuthorization",
-    "type": "event"
-  },
-  {
-    "anonymous": false,
-    "inputs": [
-      {
-        "indexed": false,
-        "internalType": "uint256",
-        "name": "id",
-        "type": "uint256"
-      },
-      {
-        "indexed": false,
-        "internalType": "uint256",
-        "name": "auctionDeadline",
-        "type": "uint256"
-      }
-    ],
-    "name": "RestartAuction",
-    "type": "event"
-  },
-  {
-    "anonymous": false,
-    "inputs": [
-      {
-        "indexed": true,
-        "internalType": "uint256",
-        "name": "id",
-        "type": "uint256"
-      }
-    ],
-    "name": "SettleAuction",
-    "type": "event"
-  },
-  {
-    "anonymous": false,
-    "inputs": [
-      {
-        "indexed": true,
-        "internalType": "uint256",
-        "name": "id",
-        "type": "uint256"
-      },
-      {
-        "indexed": false,
-        "internalType": "uint256",
-        "name": "auctionsStarted",
-        "type": "uint256"
-      },
-      {
-        "indexed": false,
-        "internalType": "uint256",
-        "name": "amountToSell",
-        "type": "uint256"
-      },
-      {
-        "indexed": false,
-        "internalType": "uint256",
-        "name": "initialBid",
-        "type": "uint256"
-      },
-      {
-        "indexed": false,
-        "internalType": "uint256",
-        "name": "auctionDeadline",
-        "type": "uint256"
-      }
-    ],
-    "name": "StartAuction",
-    "type": "event"
-  },
-  {
-    "anonymous": false,
-    "inputs": [
-      {
-        "indexed": true,
-        "internalType": "uint256",
-        "name": "id",
-        "type": "uint256"
-      },
-      {
-        "indexed": false,
-        "internalType": "address",
-        "name": "sender",
-        "type": "address"
-      },
-      {
-        "indexed": false,
-        "internalType": "address",
-        "name": "highBidder",
-        "type": "address"
-      },
-      {
-        "indexed": false,
-        "internalType": "uint256",
-        "name": "bidAmount",
-        "type": "uint256"
-      }
-    ],
-    "name": "TerminateAuctionPrematurely",
-    "type": "event"
-  },
-  {
-    "inputs": [],
-    "name": "AUCTION_HOUSE_TYPE",
-    "outputs": [{ "internalType": "bytes32", "name": "", "type": "bytes32" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "SURPLUS_AUCTION_TYPE",
-    "outputs": [{ "internalType": "bytes32", "name": "", "type": "bytes32" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [{ "internalType": "address", "name": "account", "type": "address" }],
-    "name": "addAuthorization",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "auctionsStarted",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [{ "internalType": "address", "name": "", "type": "address" }],
-    "name": "authorizedAccounts",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "bidDuration",
-    "outputs": [{ "internalType": "uint48", "name": "", "type": "uint48" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "bidIncrease",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
-    "name": "bids",
-    "outputs": [
-      {
-        "internalType": "uint256",
-        "name": "bidAmount",
-        "type": "uint256"
-      },
-      {
-        "internalType": "uint256",
-        "name": "amountToSell",
-        "type": "uint256"
-      },
-      {
-        "internalType": "address",
-        "name": "highBidder",
-        "type": "address"
-      },
-      { "internalType": "uint48", "name": "bidExpiry", "type": "uint48" },
-      {
-        "internalType": "uint48",
-        "name": "auctionDeadline",
-        "type": "uint48"
-      }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "contractEnabled",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "disableContract",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      { "internalType": "uint256", "name": "id", "type": "uint256" },
-      {
-        "internalType": "uint256",
-        "name": "amountToBuy",
-        "type": "uint256"
-      },
-      { "internalType": "uint256", "name": "bid", "type": "uint256" }
-    ],
-    "name": "increaseBidSize",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      {
-        "internalType": "bytes32",
-        "name": "parameter",
-        "type": "bytes32"
-      },
-      { "internalType": "uint256", "name": "data", "type": "uint256" }
-    ],
-    "name": "modifyParameters",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "protocolToken",
-    "outputs": [
-      {
-        "internalType": "contract TokenLike",
-        "name": "",
-        "type": "address"
-      }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [{ "internalType": "address", "name": "account", "type": "address" }],
-    "name": "removeAuthorization",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [{ "internalType": "uint256", "name": "id", "type": "uint256" }],
-    "name": "restartAuction",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "safeEngine",
-    "outputs": [
-      {
-        "internalType": "contract SAFEEngineLike",
-        "name": "",
-        "type": "address"
-      }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [{ "internalType": "uint256", "name": "id", "type": "uint256" }],
-    "name": "settleAuction",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      {
-        "internalType": "uint256",
-        "name": "amountToSell",
-        "type": "uint256"
-      },
-      {
-        "internalType": "uint256",
-        "name": "initialBid",
-        "type": "uint256"
-      }
-    ],
-    "name": "startAuction",
-    "outputs": [{ "internalType": "uint256", "name": "id", "type": "uint256" }],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [{ "internalType": "uint256", "name": "id", "type": "uint256" }],
-    "name": "terminateAuctionPrematurely",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "totalAuctionLength",
-    "outputs": [{ "internalType": "uint48", "name": "", "type": "uint48" }],
-    "stateMutability": "view",
-    "type": "function"
-  }
-]
diff --git a/abis/IncreasingDiscountCollateralAuctionHouse.json b/abis/CollateralAuctionHouse.json
similarity index 71%
rename from abis/IncreasingDiscountCollateralAuctionHouse.json
rename to abis/CollateralAuctionHouse.json
index 9e3129d..63a4702 100644
--- a/abis/IncreasingDiscountCollateralAuctionHouse.json
+++ b/abis/CollateralAuctionHouse.json
@@ -1,4 +1,89 @@
 [
+  {
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "_safeEngine",
+        "type": "address"
+      },
+      {
+        "internalType": "address",
+        "name": "__oracleRelayer",
+        "type": "address"
+      },
+      {
+        "internalType": "address",
+        "name": "__liquidationEngine",
+        "type": "address"
+      },
+      {
+        "internalType": "bytes32",
+        "name": "_cType",
+        "type": "bytes32"
+      },
+      {
+        "components": [
+          {
+            "internalType": "uint256",
+            "name": "minSystemCoinDeviation",
+            "type": "uint256"
+          },
+          {
+            "internalType": "uint256",
+            "name": "lowerSystemCoinDeviation",
+            "type": "uint256"
+          },
+          {
+            "internalType": "uint256",
+            "name": "upperSystemCoinDeviation",
+            "type": "uint256"
+          }
+        ],
+        "internalType": "struct ICollateralAuctionHouse.CollateralAuctionHouseSystemCoinParams",
+        "name": "_cahParams",
+        "type": "tuple"
+      },
+      {
+        "components": [
+          {
+            "internalType": "uint256",
+            "name": "minimumBid",
+            "type": "uint256"
+          },
+          {
+            "internalType": "uint256",
+            "name": "minDiscount",
+            "type": "uint256"
+          },
+          {
+            "internalType": "uint256",
+            "name": "maxDiscount",
+            "type": "uint256"
+          },
+          {
+            "internalType": "uint256",
+            "name": "perSecondDiscountUpdateRate",
+            "type": "uint256"
+          },
+          {
+            "internalType": "uint256",
+            "name": "lowerCollateralDeviation",
+            "type": "uint256"
+          },
+          {
+            "internalType": "uint256",
+            "name": "upperCollateralDeviation",
+            "type": "uint256"
+          }
+        ],
+        "internalType": "struct ICollateralAuctionHouse.CollateralAuctionHouseParams",
+        "name": "_cahCParams",
+        "type": "tuple"
+      }
+    ],
+    "stateMutability": "nonpayable",
+    "type": "constructor"
+  },
   {
     "inputs": [],
     "name": "AlreadyAuthorized",
@@ -6,47 +91,47 @@
   },
   {
     "inputs": [],
-    "name": "IDCAH_CollateralFSMInvalidValue",
+    "name": "CAH_CollateralFSMInvalidValue",
     "type": "error"
   },
   {
     "inputs": [],
-    "name": "IDCAH_DustyAuction",
+    "name": "CAH_DustyAuction",
     "type": "error"
   },
   {
     "inputs": [],
-    "name": "IDCAH_InexistentAuction",
+    "name": "CAH_InexistentAuction",
     "type": "error"
   },
   {
     "inputs": [],
-    "name": "IDCAH_InvalidBid",
+    "name": "CAH_InvalidBid",
     "type": "error"
   },
   {
     "inputs": [],
-    "name": "IDCAH_InvalidLeftToRaise",
+    "name": "CAH_InvalidLeftToRaise",
     "type": "error"
   },
   {
     "inputs": [],
-    "name": "IDCAH_InvalidRedemptionPriceProvided",
+    "name": "CAH_InvalidRedemptionPriceProvided",
     "type": "error"
   },
   {
     "inputs": [],
-    "name": "IDCAH_NoCollateralForSale",
+    "name": "CAH_NoCollateralForSale",
     "type": "error"
   },
   {
     "inputs": [],
-    "name": "IDCAH_NothingToRaise",
+    "name": "CAH_NothingToRaise",
     "type": "error"
   },
   {
     "inputs": [],
-    "name": "IDCAH_NullBoughtAmount",
+    "name": "CAH_NullBoughtAmount",
     "type": "error"
   },
   {
@@ -54,6 +139,59 @@
     "name": "NotAuthorized",
     "type": "error"
   },
+  {
+    "inputs": [
+      {
+        "internalType": "uint256",
+        "name": "_x",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "_y",
+        "type": "uint256"
+      }
+    ],
+    "name": "NotGreaterOrEqualThan",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "uint256",
+        "name": "_x",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "_y",
+        "type": "uint256"
+      }
+    ],
+    "name": "NotGreaterThan",
+    "type": "error"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "uint256",
+        "name": "_x",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "_y",
+        "type": "uint256"
+      }
+    ],
+    "name": "NotLesserOrEqualThan",
+    "type": "error"
+  },
+  {
+    "inputs": [],
+    "name": "NullAddress",
+    "type": "error"
+  },
   {
     "inputs": [],
     "name": "Unauthorized",
@@ -61,7 +199,7 @@
   },
   {
     "inputs": [],
-    "name": "UnrecognizedCollateralType",
+    "name": "UnrecognizedCType",
     "type": "error"
   },
   {
@@ -91,16 +229,28 @@
         "name": "_id",
         "type": "uint256"
       },
+      {
+        "indexed": true,
+        "internalType": "address",
+        "name": "_bidder",
+        "type": "address"
+      },
       {
         "indexed": false,
         "internalType": "uint256",
-        "name": "_wad",
+        "name": "_blockTimestamp",
         "type": "uint256"
       },
       {
         "indexed": false,
         "internalType": "uint256",
-        "name": "_boughtCollateral",
+        "name": "_raisedAmount",
+        "type": "uint256"
+      },
+      {
+        "indexed": false,
+        "internalType": "uint256",
+        "name": "_soldAmount",
         "type": "uint256"
       }
     ],
@@ -154,6 +304,18 @@
         "name": "_id",
         "type": "uint256"
       },
+      {
+        "indexed": false,
+        "internalType": "uint256",
+        "name": "_blockTimestamp",
+        "type": "uint256"
+      },
+      {
+        "indexed": false,
+        "internalType": "address",
+        "name": "_leftoverReceiver",
+        "type": "address"
+      },
       {
         "indexed": false,
         "internalType": "uint256",
@@ -168,7 +330,7 @@
     "anonymous": false,
     "inputs": [
       {
-        "indexed": false,
+        "indexed": true,
         "internalType": "uint256",
         "name": "_id",
         "type": "uint256"
@@ -176,7 +338,7 @@
       {
         "indexed": false,
         "internalType": "uint256",
-        "name": "_auctionsStarted",
+        "name": "_blockTimestamp",
         "type": "uint256"
       },
       {
@@ -188,19 +350,13 @@
       {
         "indexed": false,
         "internalType": "uint256",
-        "name": "_initialBid",
-        "type": "uint256"
-      },
-      {
-        "indexed": true,
-        "internalType": "uint256",
         "name": "_amountToRaise",
         "type": "uint256"
       },
       {
         "indexed": false,
         "internalType": "uint256",
-        "name": "_startingDiscount",
+        "name": "_initialDiscount",
         "type": "uint256"
       },
       {
@@ -214,18 +370,6 @@
         "internalType": "uint256",
         "name": "_perSecondDiscountUpdateRate",
         "type": "uint256"
-      },
-      {
-        "indexed": true,
-        "internalType": "address",
-        "name": "_forgoneCollateralReceiver",
-        "type": "address"
-      },
-      {
-        "indexed": true,
-        "internalType": "address",
-        "name": "_auctionIncomeRecipient",
-        "type": "address"
       }
     ],
     "name": "StartAuction",
@@ -240,22 +384,169 @@
         "name": "_id",
         "type": "uint256"
       },
+      {
+        "indexed": false,
+        "internalType": "uint256",
+        "name": "_blockTimestamp",
+        "type": "uint256"
+      },
       {
         "indexed": false,
         "internalType": "address",
-        "name": "_sender",
+        "name": "_leftoverReceiver",
         "type": "address"
       },
       {
         "indexed": false,
         "internalType": "uint256",
-        "name": "_collateralAmount",
+        "name": "_leftoverCollateral",
         "type": "uint256"
       }
     ],
     "name": "TerminateAuctionPrematurely",
     "type": "event"
   },
+  {
+    "inputs": [],
+    "name": "AUCTION_HOUSE_TYPE",
+    "outputs": [
+      {
+        "internalType": "bytes32",
+        "name": "",
+        "type": "bytes32"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [],
+    "name": "AUCTION_TYPE",
+    "outputs": [
+      {
+        "internalType": "bytes32",
+        "name": "",
+        "type": "bytes32"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "uint256",
+        "name": "_auctionId",
+        "type": "uint256"
+      }
+    ],
+    "name": "_auctions",
+    "outputs": [
+      {
+        "internalType": "uint256",
+        "name": "amountToSell",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "amountToRaise",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "currentDiscount",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "maxDiscount",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "perSecondDiscountUpdateRate",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "latestDiscountUpdateTime",
+        "type": "uint256"
+      },
+      {
+        "internalType": "address",
+        "name": "forgoneCollateralReceiver",
+        "type": "address"
+      },
+      {
+        "internalType": "address",
+        "name": "auctionIncomeRecipient",
+        "type": "address"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [],
+    "name": "_cParams",
+    "outputs": [
+      {
+        "internalType": "uint256",
+        "name": "minimumBid",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "minDiscount",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "maxDiscount",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "perSecondDiscountUpdateRate",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "lowerCollateralDeviation",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "upperCollateralDeviation",
+        "type": "uint256"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [],
+    "name": "_params",
+    "outputs": [
+      {
+        "internalType": "uint256",
+        "name": "_minSystemCoinDeviation",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "_lowerSystemCoinDeviation",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "_upperSystemCoinDeviation",
+        "type": "uint256"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  },
   {
     "inputs": [
       {
@@ -281,7 +572,7 @@
     "outputs": [
       {
         "internalType": "uint256",
-        "name": "_rad",
+        "name": "_amountToRaise",
         "type": "uint256"
       }
     ],
@@ -341,7 +632,7 @@
             "type": "address"
           }
         ],
-        "internalType": "struct IIncreasingDiscountCollateralAuctionHouse.Auction",
+        "internalType": "struct ICollateralAuctionHouse.Auction",
         "name": "_auction",
         "type": "tuple"
       }
@@ -355,7 +646,7 @@
     "outputs": [
       {
         "internalType": "uint256",
-        "name": "_auctionsStarted",
+        "name": "",
         "type": "uint256"
       }
     ],
@@ -398,7 +689,7 @@
     "inputs": [
       {
         "internalType": "uint256",
-        "name": "_id",
+        "name": "",
         "type": "uint256"
       }
     ],
@@ -406,11 +697,11 @@
     "outputs": [
       {
         "internalType": "uint256",
-        "name": "_rad",
+        "name": "_bidAmount",
         "type": "uint256"
       }
     ],
-    "stateMutability": "view",
+    "stateMutability": "pure",
     "type": "function"
   },
   {
@@ -468,8 +759,8 @@
             "type": "uint256"
           }
         ],
-        "internalType": "struct IIncreasingDiscountCollateralAuctionHouse.CollateralAuctionHouseParams",
-        "name": "_cParams",
+        "internalType": "struct ICollateralAuctionHouse.CollateralAuctionHouseParams",
+        "name": "_cahCParams",
         "type": "tuple"
       }
     ],
@@ -482,7 +773,7 @@
     "outputs": [
       {
         "internalType": "bytes32",
-        "name": "_collateralType",
+        "name": "",
         "type": "bytes32"
       }
     ],
@@ -501,7 +792,7 @@
     "outputs": [
       {
         "internalType": "address",
-        "name": "_receiver",
+        "name": "_forgoneCollateralReceiver",
         "type": "address"
       }
     ],
@@ -554,12 +845,12 @@
     "outputs": [
       {
         "internalType": "uint256",
-        "name": "_collateralFsmPriceFeedValue",
+        "name": "_boughtCollateral",
         "type": "uint256"
       },
       {
         "internalType": "uint256",
-        "name": "_systemCoinPriceFeedValue",
+        "name": "_adjustedBid",
         "type": "uint256"
       }
     ],
@@ -583,12 +874,12 @@
     "outputs": [
       {
         "internalType": "uint256",
-        "name": "_collateralFsmPriceFeedValue",
+        "name": "_boughtCollateral",
         "type": "uint256"
       },
       {
         "internalType": "uint256",
-        "name": "_systemCoinPriceFeedValue",
+        "name": "_adjustedBid",
         "type": "uint256"
       }
     ],
@@ -790,7 +1081,7 @@
     "outputs": [
       {
         "internalType": "uint256",
-        "name": "_lastReadRedemptionPrice",
+        "name": "",
         "type": "uint256"
       }
     ],
@@ -803,7 +1094,7 @@
     "outputs": [
       {
         "internalType": "contract ILiquidationEngine",
-        "name": "_liquidationEngine",
+        "name": "__liquidationEngine",
         "type": "address"
       }
     ],
@@ -857,7 +1148,7 @@
     "outputs": [
       {
         "internalType": "contract IOracleRelayer",
-        "name": "_oracleRelayer",
+        "name": "__oracleRelayer",
         "type": "address"
       }
     ],
@@ -886,8 +1177,8 @@
             "type": "uint256"
           }
         ],
-        "internalType": "struct IIncreasingDiscountCollateralAuctionHouse.CollateralAuctionHouseSystemCoinParams",
-        "name": "_params",
+        "internalType": "struct ICollateralAuctionHouse.CollateralAuctionHouseSystemCoinParams",
+        "name": "_cahParams",
         "type": "tuple"
       }
     ],
@@ -898,7 +1189,7 @@
     "inputs": [
       {
         "internalType": "uint256",
-        "name": "_id",
+        "name": "",
         "type": "uint256"
       }
     ],
@@ -906,11 +1197,11 @@
     "outputs": [
       {
         "internalType": "uint256",
-        "name": "_rad",
+        "name": "_raisedAmount",
         "type": "uint256"
       }
     ],
-    "stateMutability": "view",
+    "stateMutability": "pure",
     "type": "function"
   },
   {
@@ -925,7 +1216,7 @@
     "outputs": [
       {
         "internalType": "uint256",
-        "name": "_wad",
+        "name": "_remainingAmountToSell",
         "type": "uint256"
       }
     ],
@@ -951,7 +1242,7 @@
     "outputs": [
       {
         "internalType": "contract ISAFEEngine",
-        "name": "_safeEngine",
+        "name": "",
         "type": "address"
       }
     ],
@@ -962,13 +1253,13 @@
     "inputs": [
       {
         "internalType": "uint256",
-        "name": "_id",
+        "name": "",
         "type": "uint256"
       }
     ],
     "name": "settleAuction",
     "outputs": [],
-    "stateMutability": "nonpayable",
+    "stateMutability": "pure",
     "type": "function"
   },
   {
@@ -1014,7 +1305,7 @@
     "inputs": [
       {
         "internalType": "uint256",
-        "name": "_auctionId",
+        "name": "_id",
         "type": "uint256"
       }
     ],
diff --git a/abis/DebtAuctionHouse.json b/abis/DebtAuctionHouse.json
index 0716fa8..9d601c9 100644
--- a/abis/DebtAuctionHouse.json
+++ b/abis/DebtAuctionHouse.json
@@ -3,25 +3,142 @@
     "inputs": [
       {
         "internalType": "address",
-        "name": "safeEngine_",
+        "name": "_safeEngine",
         "type": "address"
       },
       {
         "internalType": "address",
-        "name": "protocolToken_",
+        "name": "_protocolToken",
         "type": "address"
+      },
+      {
+        "components": [
+          {
+            "internalType": "uint256",
+            "name": "bidDecrease",
+            "type": "uint256"
+          },
+          {
+            "internalType": "uint256",
+            "name": "amountSoldIncrease",
+            "type": "uint256"
+          },
+          {
+            "internalType": "uint256",
+            "name": "bidDuration",
+            "type": "uint256"
+          },
+          {
+            "internalType": "uint256",
+            "name": "totalAuctionLength",
+            "type": "uint256"
+          }
+        ],
+        "internalType": "struct IDebtAuctionHouse.DebtAuctionHouseParams",
+        "name": "_dahParams",
+        "type": "tuple"
       }
     ],
     "stateMutability": "nonpayable",
     "type": "constructor"
   },
+  {
+    "inputs": [],
+    "name": "AlreadyAuthorized",
+    "type": "error"
+  },
+  {
+    "inputs": [],
+    "name": "ContractIsDisabled",
+    "type": "error"
+  },
+  {
+    "inputs": [],
+    "name": "ContractIsEnabled",
+    "type": "error"
+  },
+  {
+    "inputs": [],
+    "name": "DAH_AmountBoughtNotLower",
+    "type": "error"
+  },
+  {
+    "inputs": [],
+    "name": "DAH_AuctionAlreadyExpired",
+    "type": "error"
+  },
+  {
+    "inputs": [],
+    "name": "DAH_AuctionNeverStarted",
+    "type": "error"
+  },
+  {
+    "inputs": [],
+    "name": "DAH_AuctionNotFinished",
+    "type": "error"
+  },
+  {
+    "inputs": [],
+    "name": "DAH_BidAlreadyExpired",
+    "type": "error"
+  },
+  {
+    "inputs": [],
+    "name": "DAH_BidAlreadyPlaced",
+    "type": "error"
+  },
+  {
+    "inputs": [],
+    "name": "DAH_HighBidderNotSet",
+    "type": "error"
+  },
+  {
+    "inputs": [],
+    "name": "DAH_InsufficientDecrease",
+    "type": "error"
+  },
+  {
+    "inputs": [],
+    "name": "DAH_NotMatchingBid",
+    "type": "error"
+  },
+  {
+    "inputs": [],
+    "name": "NonDisableable",
+    "type": "error"
+  },
+  {
+    "inputs": [],
+    "name": "NotAuthorized",
+    "type": "error"
+  },
+  {
+    "inputs": [],
+    "name": "NullAddress",
+    "type": "error"
+  },
+  {
+    "inputs": [],
+    "name": "Unauthorized",
+    "type": "error"
+  },
+  {
+    "inputs": [],
+    "name": "UnrecognizedCType",
+    "type": "error"
+  },
+  {
+    "inputs": [],
+    "name": "UnrecognizedParam",
+    "type": "error"
+  },
   {
     "anonymous": false,
     "inputs": [
       {
         "indexed": false,
         "internalType": "address",
-        "name": "account",
+        "name": "_account",
         "type": "address"
       }
     ],
@@ -34,31 +151,37 @@
       {
         "indexed": true,
         "internalType": "uint256",
-        "name": "id",
+        "name": "_id",
         "type": "uint256"
       },
       {
         "indexed": false,
         "internalType": "address",
-        "name": "highBidder",
+        "name": "_bidder",
         "type": "address"
       },
       {
         "indexed": false,
         "internalType": "uint256",
-        "name": "amountToBuy",
+        "name": "_blockTimestamp",
         "type": "uint256"
       },
       {
         "indexed": false,
         "internalType": "uint256",
-        "name": "bid",
+        "name": "_raisedAmount",
         "type": "uint256"
       },
       {
         "indexed": false,
         "internalType": "uint256",
-        "name": "bidExpiry",
+        "name": "_soldAmount",
+        "type": "uint256"
+      },
+      {
+        "indexed": false,
+        "internalType": "uint256",
+        "name": "_bidExpiry",
         "type": "uint256"
       }
     ],
@@ -67,14 +190,7 @@
   },
   {
     "anonymous": false,
-    "inputs": [
-      {
-        "indexed": false,
-        "internalType": "address",
-        "name": "sender",
-        "type": "address"
-      }
-    ],
+    "inputs": [],
     "name": "DisableContract",
     "type": "event"
   },
@@ -82,35 +198,22 @@
     "anonymous": false,
     "inputs": [
       {
-        "indexed": false,
+        "indexed": true,
         "internalType": "bytes32",
-        "name": "parameter",
+        "name": "_param",
         "type": "bytes32"
       },
       {
-        "indexed": false,
-        "internalType": "uint256",
-        "name": "data",
-        "type": "uint256"
-      }
-    ],
-    "name": "ModifyParameters",
-    "type": "event"
-  },
-  {
-    "anonymous": false,
-    "inputs": [
-      {
-        "indexed": false,
+        "indexed": true,
         "internalType": "bytes32",
-        "name": "parameter",
+        "name": "_cType",
         "type": "bytes32"
       },
       {
         "indexed": false,
-        "internalType": "address",
-        "name": "data",
-        "type": "address"
+        "internalType": "bytes",
+        "name": "_data",
+        "type": "bytes"
       }
     ],
     "name": "ModifyParameters",
@@ -122,7 +225,7 @@
       {
         "indexed": false,
         "internalType": "address",
-        "name": "account",
+        "name": "_account",
         "type": "address"
       }
     ],
@@ -135,13 +238,19 @@
       {
         "indexed": true,
         "internalType": "uint256",
-        "name": "id",
+        "name": "_id",
         "type": "uint256"
       },
       {
         "indexed": false,
         "internalType": "uint256",
-        "name": "auctionDeadline",
+        "name": "_blockTimestamp",
+        "type": "uint256"
+      },
+      {
+        "indexed": false,
+        "internalType": "uint256",
+        "name": "_auctionDeadline",
         "type": "uint256"
       }
     ],
@@ -154,13 +263,25 @@
       {
         "indexed": true,
         "internalType": "uint256",
-        "name": "id",
+        "name": "_id",
         "type": "uint256"
       },
       {
         "indexed": false,
         "internalType": "uint256",
-        "name": "activeDebtAuctions",
+        "name": "_blockTimestamp",
+        "type": "uint256"
+      },
+      {
+        "indexed": false,
+        "internalType": "address",
+        "name": "_highBidder",
+        "type": "address"
+      },
+      {
+        "indexed": false,
+        "internalType": "uint256",
+        "name": "_raisedAmount",
         "type": "uint256"
       }
     ],
@@ -173,43 +294,31 @@
       {
         "indexed": true,
         "internalType": "uint256",
-        "name": "id",
+        "name": "_id",
         "type": "uint256"
       },
       {
         "indexed": false,
         "internalType": "uint256",
-        "name": "auctionsStarted",
+        "name": "_blockTimestamp",
         "type": "uint256"
       },
       {
         "indexed": false,
         "internalType": "uint256",
-        "name": "amountToSell",
+        "name": "_amountToSell",
         "type": "uint256"
       },
       {
         "indexed": false,
         "internalType": "uint256",
-        "name": "initialBid",
-        "type": "uint256"
-      },
-      {
-        "indexed": true,
-        "internalType": "address",
-        "name": "incomeReceiver",
-        "type": "address"
-      },
-      {
-        "indexed": true,
-        "internalType": "uint256",
-        "name": "auctionDeadline",
+        "name": "_amountToRaise",
         "type": "uint256"
       },
       {
         "indexed": false,
         "internalType": "uint256",
-        "name": "activeDebtAuctions",
+        "name": "_auctionDeadline",
         "type": "uint256"
       }
     ],
@@ -222,145 +331,271 @@
       {
         "indexed": true,
         "internalType": "uint256",
-        "name": "id",
+        "name": "_id",
+        "type": "uint256"
+      },
+      {
+        "indexed": false,
+        "internalType": "uint256",
+        "name": "_blockTimestamp",
         "type": "uint256"
       },
       {
         "indexed": false,
         "internalType": "address",
-        "name": "sender",
+        "name": "_highBidder",
         "type": "address"
       },
       {
         "indexed": false,
+        "internalType": "uint256",
+        "name": "_raisedAmount",
+        "type": "uint256"
+      }
+    ],
+    "name": "TerminateAuctionPrematurely",
+    "type": "event"
+  },
+  {
+    "inputs": [],
+    "name": "AUCTION_HOUSE_TYPE",
+    "outputs": [
+      {
+        "internalType": "bytes32",
+        "name": "",
+        "type": "bytes32"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [
+      {
+        "internalType": "uint256",
+        "name": "",
+        "type": "uint256"
+      }
+    ],
+    "name": "_auctions",
+    "outputs": [
+      {
+        "internalType": "uint256",
+        "name": "bidAmount",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "amountToSell",
+        "type": "uint256"
+      },
+      {
         "internalType": "address",
         "name": "highBidder",
         "type": "address"
       },
       {
-        "indexed": false,
         "internalType": "uint256",
-        "name": "bidAmount",
+        "name": "bidExpiry",
         "type": "uint256"
       },
       {
-        "indexed": false,
         "internalType": "uint256",
-        "name": "activeDebtAuctions",
+        "name": "auctionDeadline",
         "type": "uint256"
       }
     ],
-    "name": "TerminateAuctionPrematurely",
-    "type": "event"
+    "stateMutability": "view",
+    "type": "function"
   },
   {
     "inputs": [],
-    "name": "AUCTION_HOUSE_TYPE",
-    "outputs": [{ "internalType": "bytes32", "name": "", "type": "bytes32" }],
+    "name": "_params",
+    "outputs": [
+      {
+        "internalType": "uint256",
+        "name": "bidDecrease",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "amountSoldIncrease",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "bidDuration",
+        "type": "uint256"
+      },
+      {
+        "internalType": "uint256",
+        "name": "totalAuctionLength",
+        "type": "uint256"
+      }
+    ],
     "stateMutability": "view",
     "type": "function"
   },
   {
     "inputs": [],
     "name": "accountingEngine",
-    "outputs": [{ "internalType": "address", "name": "", "type": "address" }],
+    "outputs": [
+      {
+        "internalType": "address",
+        "name": "",
+        "type": "address"
+      }
+    ],
     "stateMutability": "view",
     "type": "function"
   },
   {
     "inputs": [],
     "name": "activeDebtAuctions",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
+    "outputs": [
+      {
+        "internalType": "uint256",
+        "name": "",
+        "type": "uint256"
+      }
+    ],
     "stateMutability": "view",
     "type": "function"
   },
   {
-    "inputs": [{ "internalType": "address", "name": "account", "type": "address" }],
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "_account",
+        "type": "address"
+      }
+    ],
     "name": "addAuthorization",
     "outputs": [],
     "stateMutability": "nonpayable",
     "type": "function"
   },
   {
-    "inputs": [],
-    "name": "amountSoldIncrease",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
+    "inputs": [
+      {
+        "internalType": "uint256",
+        "name": "_id",
+        "type": "uint256"
+      }
+    ],
+    "name": "auctions",
+    "outputs": [
+      {
+        "components": [
+          {
+            "internalType": "uint256",
+            "name": "bidAmount",
+            "type": "uint256"
+          },
+          {
+            "internalType": "uint256",
+            "name": "amountToSell",
+            "type": "uint256"
+          },
+          {
+            "internalType": "address",
+            "name": "highBidder",
+            "type": "address"
+          },
+          {
+            "internalType": "uint256",
+            "name": "bidExpiry",
+            "type": "uint256"
+          },
+          {
+            "internalType": "uint256",
+            "name": "auctionDeadline",
+            "type": "uint256"
+          }
+        ],
+        "internalType": "struct IDebtAuctionHouse.Auction",
+        "name": "_auction",
+        "type": "tuple"
+      }
+    ],
     "stateMutability": "view",
     "type": "function"
   },
   {
     "inputs": [],
     "name": "auctionsStarted",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
+    "outputs": [
+      {
+        "internalType": "uint256",
+        "name": "",
+        "type": "uint256"
+      }
+    ],
     "stateMutability": "view",
     "type": "function"
   },
   {
-    "inputs": [{ "internalType": "address", "name": "", "type": "address" }],
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "_account",
+        "type": "address"
+      }
+    ],
     "name": "authorizedAccounts",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
+    "outputs": [
+      {
+        "internalType": "bool",
+        "name": "_authorized",
+        "type": "bool"
+      }
+    ],
     "stateMutability": "view",
     "type": "function"
   },
   {
     "inputs": [],
-    "name": "bidDecrease",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
+    "name": "authorizedAccounts",
+    "outputs": [
+      {
+        "internalType": "address[]",
+        "name": "_accounts",
+        "type": "address[]"
+      }
+    ],
     "stateMutability": "view",
     "type": "function"
   },
   {
     "inputs": [],
-    "name": "bidDuration",
-    "outputs": [{ "internalType": "uint48", "name": "", "type": "uint48" }],
+    "name": "contractEnabled",
+    "outputs": [
+      {
+        "internalType": "bool",
+        "name": "",
+        "type": "bool"
+      }
+    ],
     "stateMutability": "view",
     "type": "function"
   },
   {
-    "inputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
-    "name": "bids",
-    "outputs": [
+    "inputs": [
       {
         "internalType": "uint256",
-        "name": "bidAmount",
+        "name": "_id",
         "type": "uint256"
       },
       {
         "internalType": "uint256",
-        "name": "amountToSell",
+        "name": "_amountToBuy",
         "type": "uint256"
       },
-      {
-        "internalType": "address",
-        "name": "highBidder",
-        "type": "address"
-      },
-      { "internalType": "uint48", "name": "bidExpiry", "type": "uint48" },
-      {
-        "internalType": "uint48",
-        "name": "auctionDeadline",
-        "type": "uint48"
-      }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "contractEnabled",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      { "internalType": "uint256", "name": "id", "type": "uint256" },
       {
         "internalType": "uint256",
-        "name": "amountToBuy",
+        "name": "_bid",
         "type": "uint256"
-      },
-      { "internalType": "uint256", "name": "bid", "type": "uint256" }
+      }
     ],
     "name": "decreaseSoldAmount",
     "outputs": [],
@@ -378,10 +613,19 @@
     "inputs": [
       {
         "internalType": "bytes32",
-        "name": "parameter",
+        "name": "_cType",
+        "type": "bytes32"
+      },
+      {
+        "internalType": "bytes32",
+        "name": "_param",
         "type": "bytes32"
       },
-      { "internalType": "address", "name": "addr", "type": "address" }
+      {
+        "internalType": "bytes",
+        "name": "_data",
+        "type": "bytes"
+      }
     ],
     "name": "modifyParameters",
     "outputs": [],
@@ -392,22 +636,61 @@
     "inputs": [
       {
         "internalType": "bytes32",
-        "name": "parameter",
+        "name": "_param",
         "type": "bytes32"
       },
-      { "internalType": "uint256", "name": "data", "type": "uint256" }
+      {
+        "internalType": "bytes",
+        "name": "_data",
+        "type": "bytes"
+      }
     ],
     "name": "modifyParameters",
     "outputs": [],
     "stateMutability": "nonpayable",
     "type": "function"
   },
+  {
+    "inputs": [],
+    "name": "params",
+    "outputs": [
+      {
+        "components": [
+          {
+            "internalType": "uint256",
+            "name": "bidDecrease",
+            "type": "uint256"
+          },
+          {
+            "internalType": "uint256",
+            "name": "amountSoldIncrease",
+            "type": "uint256"
+          },
+          {
+            "internalType": "uint256",
+            "name": "bidDuration",
+            "type": "uint256"
+          },
+          {
+            "internalType": "uint256",
+            "name": "totalAuctionLength",
+            "type": "uint256"
+          }
+        ],
+        "internalType": "struct IDebtAuctionHouse.DebtAuctionHouseParams",
+        "name": "_dahParams",
+        "type": "tuple"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  },
   {
     "inputs": [],
     "name": "protocolToken",
     "outputs": [
       {
-        "internalType": "contract TokenLike",
+        "internalType": "contract IProtocolToken",
         "name": "",
         "type": "address"
       }
@@ -416,14 +699,26 @@
     "type": "function"
   },
   {
-    "inputs": [{ "internalType": "address", "name": "account", "type": "address" }],
+    "inputs": [
+      {
+        "internalType": "address",
+        "name": "_account",
+        "type": "address"
+      }
+    ],
     "name": "removeAuthorization",
     "outputs": [],
     "stateMutability": "nonpayable",
     "type": "function"
   },
   {
-    "inputs": [{ "internalType": "uint256", "name": "id", "type": "uint256" }],
+    "inputs": [
+      {
+        "internalType": "uint256",
+        "name": "_id",
+        "type": "uint256"
+      }
+    ],
     "name": "restartAuction",
     "outputs": [],
     "stateMutability": "nonpayable",
@@ -434,7 +729,7 @@
     "name": "safeEngine",
     "outputs": [
       {
-        "internalType": "contract SAFEEngineLike",
+        "internalType": "contract ISAFEEngine",
         "name": "",
         "type": "address"
       }
@@ -443,7 +738,13 @@
     "type": "function"
   },
   {
-    "inputs": [{ "internalType": "uint256", "name": "id", "type": "uint256" }],
+    "inputs": [
+      {
+        "internalType": "uint256",
+        "name": "_id",
+        "type": "uint256"
+      }
+    ],
     "name": "settleAuction",
     "outputs": [],
     "stateMutability": "nonpayable",
@@ -453,37 +754,42 @@
     "inputs": [
       {
         "internalType": "address",
-        "name": "incomeReceiver",
+        "name": "_incomeReceiver",
         "type": "address"
       },
       {
         "internalType": "uint256",
-        "name": "amountToSell",
+        "name": "_amountToSell",
         "type": "uint256"
       },
       {
         "internalType": "uint256",
-        "name": "initialBid",
+        "name": "_initialBid",
         "type": "uint256"
       }
     ],
     "name": "startAuction",
-    "outputs": [{ "internalType": "uint256", "name": "id", "type": "uint256" }],
+    "outputs": [
+      {
+        "internalType": "uint256",
+        "name": "_id",
+        "type": "uint256"
+      }
+    ],
     "stateMutability": "nonpayable",
     "type": "function"
   },
   {
-    "inputs": [{ "internalType": "uint256", "name": "id", "type": "uint256" }],
+    "inputs": [
+      {
+        "internalType": "uint256",
+        "name": "_id",
+        "type": "uint256"
+      }
+    ],
     "name": "terminateAuctionPrematurely",
     "outputs": [],
     "stateMutability": "nonpayable",
     "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "totalAuctionLength",
-    "outputs": [{ "internalType": "uint48", "name": "", "type": "uint48" }],
-    "stateMutability": "view",
-    "type": "function"
   }
 ]
diff --git a/abis/FixedDiscountCollateralAuctionHouse.json b/abis/FixedDiscountCollateralAuctionHouse.json
deleted file mode 100644
index 90e8886..0000000
--- a/abis/FixedDiscountCollateralAuctionHouse.json
+++ /dev/null
@@ -1,716 +0,0 @@
-[
-  {
-    "inputs": [
-      {
-        "internalType": "address",
-        "name": "safeEngine_",
-        "type": "address"
-      },
-      {
-        "internalType": "address",
-        "name": "liquidationEngine_",
-        "type": "address"
-      },
-      {
-        "internalType": "bytes32",
-        "name": "collateralType_",
-        "type": "bytes32"
-      }
-    ],
-    "stateMutability": "nonpayable",
-    "type": "constructor"
-  },
-  {
-    "anonymous": false,
-    "inputs": [
-      {
-        "indexed": false,
-        "internalType": "address",
-        "name": "account",
-        "type": "address"
-      }
-    ],
-    "name": "AddAuthorization",
-    "type": "event"
-  },
-  {
-    "anonymous": false,
-    "inputs": [
-      {
-        "indexed": true,
-        "internalType": "uint256",
-        "name": "id",
-        "type": "uint256"
-      },
-      {
-        "indexed": false,
-        "internalType": "uint256",
-        "name": "wad",
-        "type": "uint256"
-      },
-      {
-        "indexed": false,
-        "internalType": "uint256",
-        "name": "boughtCollateral",
-        "type": "uint256"
-      }
-    ],
-    "name": "BuyCollateral",
-    "type": "event"
-  },
-  {
-    "anonymous": false,
-    "inputs": [
-      {
-        "indexed": false,
-        "internalType": "bytes32",
-        "name": "parameter",
-        "type": "bytes32"
-      },
-      {
-        "indexed": false,
-        "internalType": "uint256",
-        "name": "data",
-        "type": "uint256"
-      }
-    ],
-    "name": "ModifyParameters",
-    "type": "event"
-  },
-  {
-    "anonymous": false,
-    "inputs": [
-      {
-        "indexed": false,
-        "internalType": "bytes32",
-        "name": "parameter",
-        "type": "bytes32"
-      },
-      {
-        "indexed": false,
-        "internalType": "address",
-        "name": "data",
-        "type": "address"
-      }
-    ],
-    "name": "ModifyParameters",
-    "type": "event"
-  },
-  {
-    "anonymous": false,
-    "inputs": [
-      {
-        "indexed": false,
-        "internalType": "address",
-        "name": "account",
-        "type": "address"
-      }
-    ],
-    "name": "RemoveAuthorization",
-    "type": "event"
-  },
-  {
-    "anonymous": false,
-    "inputs": [
-      {
-        "indexed": true,
-        "internalType": "uint256",
-        "name": "id",
-        "type": "uint256"
-      },
-      {
-        "indexed": false,
-        "internalType": "uint256",
-        "name": "leftoverCollateral",
-        "type": "uint256"
-      }
-    ],
-    "name": "SettleAuction",
-    "type": "event"
-  },
-  {
-    "anonymous": false,
-    "inputs": [
-      {
-        "indexed": false,
-        "internalType": "uint256",
-        "name": "id",
-        "type": "uint256"
-      },
-      {
-        "indexed": false,
-        "internalType": "uint256",
-        "name": "auctionsStarted",
-        "type": "uint256"
-      },
-      {
-        "indexed": false,
-        "internalType": "uint256",
-        "name": "amountToSell",
-        "type": "uint256"
-      },
-      {
-        "indexed": false,
-        "internalType": "uint256",
-        "name": "initialBid",
-        "type": "uint256"
-      },
-      {
-        "indexed": true,
-        "internalType": "uint256",
-        "name": "amountToRaise",
-        "type": "uint256"
-      },
-      {
-        "indexed": true,
-        "internalType": "address",
-        "name": "forgoneCollateralReceiver",
-        "type": "address"
-      },
-      {
-        "indexed": true,
-        "internalType": "address",
-        "name": "auctionIncomeRecipient",
-        "type": "address"
-      },
-      {
-        "indexed": false,
-        "internalType": "uint256",
-        "name": "auctionDeadline",
-        "type": "uint256"
-      }
-    ],
-    "name": "StartAuction",
-    "type": "event"
-  },
-  {
-    "anonymous": false,
-    "inputs": [
-      {
-        "indexed": true,
-        "internalType": "uint256",
-        "name": "id",
-        "type": "uint256"
-      },
-      {
-        "indexed": false,
-        "internalType": "address",
-        "name": "sender",
-        "type": "address"
-      },
-      {
-        "indexed": false,
-        "internalType": "uint256",
-        "name": "collateralAmount",
-        "type": "uint256"
-      }
-    ],
-    "name": "TerminateAuctionPrematurely",
-    "type": "event"
-  },
-  {
-    "inputs": [],
-    "name": "AUCTION_HOUSE_TYPE",
-    "outputs": [{ "internalType": "bytes32", "name": "", "type": "bytes32" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "AUCTION_TYPE",
-    "outputs": [{ "internalType": "bytes32", "name": "", "type": "bytes32" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [{ "internalType": "address", "name": "account", "type": "address" }],
-    "name": "addAuthorization",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [{ "internalType": "uint256", "name": "id", "type": "uint256" }],
-    "name": "amountToRaise",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "auctionsStarted",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [{ "internalType": "address", "name": "", "type": "address" }],
-    "name": "authorizedAccounts",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [{ "internalType": "uint256", "name": "id", "type": "uint256" }],
-    "name": "bidAmount",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
-    "name": "bids",
-    "outputs": [
-      {
-        "internalType": "uint256",
-        "name": "raisedAmount",
-        "type": "uint256"
-      },
-      {
-        "internalType": "uint256",
-        "name": "soldAmount",
-        "type": "uint256"
-      },
-      {
-        "internalType": "uint256",
-        "name": "amountToSell",
-        "type": "uint256"
-      },
-      {
-        "internalType": "uint256",
-        "name": "amountToRaise",
-        "type": "uint256"
-      },
-      {
-        "internalType": "uint48",
-        "name": "auctionDeadline",
-        "type": "uint48"
-      },
-      {
-        "internalType": "address",
-        "name": "forgoneCollateralReceiver",
-        "type": "address"
-      },
-      {
-        "internalType": "address",
-        "name": "auctionIncomeRecipient",
-        "type": "address"
-      }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      { "internalType": "uint256", "name": "id", "type": "uint256" },
-      { "internalType": "uint256", "name": "wad", "type": "uint256" }
-    ],
-    "name": "buyCollateral",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "collateralFSM",
-    "outputs": [
-      {
-        "internalType": "contract OracleLike",
-        "name": "",
-        "type": "address"
-      }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "collateralType",
-    "outputs": [{ "internalType": "bytes32", "name": "", "type": "bytes32" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "discount",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [{ "internalType": "uint256", "name": "id", "type": "uint256" }],
-    "name": "forgoneCollateralReceiver",
-    "outputs": [{ "internalType": "address", "name": "", "type": "address" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      { "internalType": "uint256", "name": "id", "type": "uint256" },
-      { "internalType": "uint256", "name": "wad", "type": "uint256" }
-    ],
-    "name": "getAdjustedBid",
-    "outputs": [
-      { "internalType": "bool", "name": "", "type": "bool" },
-      { "internalType": "uint256", "name": "", "type": "uint256" }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      { "internalType": "uint256", "name": "id", "type": "uint256" },
-      { "internalType": "uint256", "name": "wad", "type": "uint256" }
-    ],
-    "name": "getApproximateCollateralBought",
-    "outputs": [
-      { "internalType": "uint256", "name": "", "type": "uint256" },
-      { "internalType": "uint256", "name": "", "type": "uint256" }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      { "internalType": "uint256", "name": "id", "type": "uint256" },
-      { "internalType": "uint256", "name": "wad", "type": "uint256" }
-    ],
-    "name": "getCollateralBought",
-    "outputs": [
-      { "internalType": "uint256", "name": "", "type": "uint256" },
-      { "internalType": "uint256", "name": "", "type": "uint256" }
-    ],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      {
-        "internalType": "uint256",
-        "name": "systemCoinRedemptionPrice",
-        "type": "uint256"
-      }
-    ],
-    "name": "getCollateralFSMAndFinalSystemCoinPrices",
-    "outputs": [
-      { "internalType": "uint256", "name": "", "type": "uint256" },
-      { "internalType": "uint256", "name": "", "type": "uint256" }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "getCollateralMedianPrice",
-    "outputs": [
-      {
-        "internalType": "uint256",
-        "name": "priceFeed",
-        "type": "uint256"
-      }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      {
-        "internalType": "uint256",
-        "name": "collateralFsmPriceFeedValue",
-        "type": "uint256"
-      },
-      {
-        "internalType": "uint256",
-        "name": "collateralMedianPriceFeedValue",
-        "type": "uint256"
-      },
-      {
-        "internalType": "uint256",
-        "name": "systemCoinPriceFeedValue",
-        "type": "uint256"
-      },
-      {
-        "internalType": "uint256",
-        "name": "customDiscount",
-        "type": "uint256"
-      }
-    ],
-    "name": "getDiscountedCollateralPrice",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      {
-        "internalType": "uint256",
-        "name": "collateralFsmPriceFeedValue",
-        "type": "uint256"
-      },
-      {
-        "internalType": "uint256",
-        "name": "collateralMedianPriceFeedValue",
-        "type": "uint256"
-      }
-    ],
-    "name": "getFinalBaseCollateralPrice",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      {
-        "internalType": "uint256",
-        "name": "redemptionPrice",
-        "type": "uint256"
-      }
-    ],
-    "name": "getSystemCoinCeilingDeviatedPrice",
-    "outputs": [
-      {
-        "internalType": "uint256",
-        "name": "ceilingPrice",
-        "type": "uint256"
-      }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      {
-        "internalType": "uint256",
-        "name": "redemptionPrice",
-        "type": "uint256"
-      }
-    ],
-    "name": "getSystemCoinFloorDeviatedPrice",
-    "outputs": [
-      {
-        "internalType": "uint256",
-        "name": "floorPrice",
-        "type": "uint256"
-      }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "getSystemCoinMarketPrice",
-    "outputs": [
-      {
-        "internalType": "uint256",
-        "name": "priceFeed",
-        "type": "uint256"
-      }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "lastReadRedemptionPrice",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "liquidationEngine",
-    "outputs": [
-      {
-        "internalType": "contract LiquidationEngineLike",
-        "name": "",
-        "type": "address"
-      }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "lowerCollateralMedianDeviation",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "lowerSystemCoinMedianDeviation",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "minSystemCoinMedianDeviation",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "minimumBid",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      {
-        "internalType": "bytes32",
-        "name": "parameter",
-        "type": "bytes32"
-      },
-      { "internalType": "address", "name": "data", "type": "address" }
-    ],
-    "name": "modifyParameters",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      {
-        "internalType": "bytes32",
-        "name": "parameter",
-        "type": "bytes32"
-      },
-      { "internalType": "uint256", "name": "data", "type": "uint256" }
-    ],
-    "name": "modifyParameters",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "oracleRelayer",
-    "outputs": [
-      {
-        "internalType": "contract OracleRelayerLike",
-        "name": "",
-        "type": "address"
-      }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [{ "internalType": "uint256", "name": "id", "type": "uint256" }],
-    "name": "raisedAmount",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [{ "internalType": "uint256", "name": "id", "type": "uint256" }],
-    "name": "remainingAmountToSell",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [{ "internalType": "address", "name": "account", "type": "address" }],
-    "name": "removeAuthorization",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "safeEngine",
-    "outputs": [
-      {
-        "internalType": "contract SAFEEngineLike",
-        "name": "",
-        "type": "address"
-      }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [{ "internalType": "uint256", "name": "id", "type": "uint256" }],
-    "name": "settleAuction",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      {
-        "internalType": "address",
-        "name": "forgoneCollateralReceiver",
-        "type": "address"
-      },
-      {
-        "internalType": "address",
-        "name": "auctionIncomeRecipient",
-        "type": "address"
-      },
-      {
-        "internalType": "uint256",
-        "name": "amountToRaise",
-        "type": "uint256"
-      },
-      {
-        "internalType": "uint256",
-        "name": "amountToSell",
-        "type": "uint256"
-      },
-      {
-        "internalType": "uint256",
-        "name": "initialBid",
-        "type": "uint256"
-      }
-    ],
-    "name": "startAuction",
-    "outputs": [{ "internalType": "uint256", "name": "id", "type": "uint256" }],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "systemCoinOracle",
-    "outputs": [
-      {
-        "internalType": "contract OracleLike",
-        "name": "",
-        "type": "address"
-      }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [{ "internalType": "uint256", "name": "id", "type": "uint256" }],
-    "name": "terminateAuctionPrematurely",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "totalAuctionLength",
-    "outputs": [{ "internalType": "uint48", "name": "", "type": "uint48" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "upperCollateralMedianDeviation",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "upperSystemCoinMedianDeviation",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
-    "stateMutability": "view",
-    "type": "function"
-  }
-]
diff --git a/abis/RecyclingSurplusAuctionHouse.json b/abis/RecyclingSurplusAuctionHouse.json
deleted file mode 100644
index 5be203b..0000000
--- a/abis/RecyclingSurplusAuctionHouse.json
+++ /dev/null
@@ -1,446 +0,0 @@
-[
-  {
-    "inputs": [
-      {
-        "internalType": "address",
-        "name": "safeEngine_",
-        "type": "address"
-      },
-      {
-        "internalType": "address",
-        "name": "protocolToken_",
-        "type": "address"
-      }
-    ],
-    "stateMutability": "nonpayable",
-    "type": "constructor"
-  },
-  {
-    "anonymous": false,
-    "inputs": [
-      {
-        "indexed": false,
-        "internalType": "address",
-        "name": "account",
-        "type": "address"
-      }
-    ],
-    "name": "AddAuthorization",
-    "type": "event"
-  },
-  {
-    "anonymous": false,
-    "inputs": [],
-    "name": "DisableContract",
-    "type": "event"
-  },
-  {
-    "anonymous": false,
-    "inputs": [
-      {
-        "indexed": true,
-        "internalType": "uint256",
-        "name": "id",
-        "type": "uint256"
-      },
-      {
-        "indexed": false,
-        "internalType": "address",
-        "name": "highBidder",
-        "type": "address"
-      },
-      {
-        "indexed": false,
-        "internalType": "uint256",
-        "name": "amountToBuy",
-        "type": "uint256"
-      },
-      {
-        "indexed": false,
-        "internalType": "uint256",
-        "name": "bid",
-        "type": "uint256"
-      },
-      {
-        "indexed": false,
-        "internalType": "uint256",
-        "name": "bidExpiry",
-        "type": "uint256"
-      }
-    ],
-    "name": "IncreaseBidSize",
-    "type": "event"
-  },
-  {
-    "anonymous": false,
-    "inputs": [
-      {
-        "indexed": false,
-        "internalType": "bytes32",
-        "name": "parameter",
-        "type": "bytes32"
-      },
-      {
-        "indexed": false,
-        "internalType": "uint256",
-        "name": "data",
-        "type": "uint256"
-      }
-    ],
-    "name": "ModifyParameters",
-    "type": "event"
-  },
-  {
-    "anonymous": false,
-    "inputs": [
-      {
-        "indexed": false,
-        "internalType": "bytes32",
-        "name": "parameter",
-        "type": "bytes32"
-      },
-      {
-        "indexed": false,
-        "internalType": "address",
-        "name": "addr",
-        "type": "address"
-      }
-    ],
-    "name": "ModifyParameters",
-    "type": "event"
-  },
-  {
-    "anonymous": false,
-    "inputs": [
-      {
-        "indexed": false,
-        "internalType": "address",
-        "name": "account",
-        "type": "address"
-      }
-    ],
-    "name": "RemoveAuthorization",
-    "type": "event"
-  },
-  {
-    "anonymous": false,
-    "inputs": [
-      {
-        "indexed": true,
-        "internalType": "uint256",
-        "name": "id",
-        "type": "uint256"
-      },
-      {
-        "indexed": false,
-        "internalType": "uint256",
-        "name": "auctionDeadline",
-        "type": "uint256"
-      }
-    ],
-    "name": "RestartAuction",
-    "type": "event"
-  },
-  {
-    "anonymous": false,
-    "inputs": [
-      {
-        "indexed": true,
-        "internalType": "uint256",
-        "name": "id",
-        "type": "uint256"
-      }
-    ],
-    "name": "SettleAuction",
-    "type": "event"
-  },
-  {
-    "anonymous": false,
-    "inputs": [
-      {
-        "indexed": true,
-        "internalType": "uint256",
-        "name": "id",
-        "type": "uint256"
-      },
-      {
-        "indexed": false,
-        "internalType": "uint256",
-        "name": "auctionsStarted",
-        "type": "uint256"
-      },
-      {
-        "indexed": false,
-        "internalType": "uint256",
-        "name": "amountToSell",
-        "type": "uint256"
-      },
-      {
-        "indexed": false,
-        "internalType": "uint256",
-        "name": "initialBid",
-        "type": "uint256"
-      },
-      {
-        "indexed": false,
-        "internalType": "uint256",
-        "name": "auctionDeadline",
-        "type": "uint256"
-      }
-    ],
-    "name": "StartAuction",
-    "type": "event"
-  },
-  {
-    "anonymous": false,
-    "inputs": [
-      {
-        "indexed": true,
-        "internalType": "uint256",
-        "name": "id",
-        "type": "uint256"
-      },
-      {
-        "indexed": false,
-        "internalType": "address",
-        "name": "sender",
-        "type": "address"
-      },
-      {
-        "indexed": false,
-        "internalType": "address",
-        "name": "highBidder",
-        "type": "address"
-      },
-      {
-        "indexed": false,
-        "internalType": "uint256",
-        "name": "bidAmount",
-        "type": "uint256"
-      }
-    ],
-    "name": "TerminateAuctionPrematurely",
-    "type": "event"
-  },
-  {
-    "inputs": [],
-    "name": "AUCTION_HOUSE_TYPE",
-    "outputs": [{ "internalType": "bytes32", "name": "", "type": "bytes32" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "SURPLUS_AUCTION_TYPE",
-    "outputs": [{ "internalType": "bytes32", "name": "", "type": "bytes32" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [{ "internalType": "address", "name": "account", "type": "address" }],
-    "name": "addAuthorization",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "auctionsStarted",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [{ "internalType": "address", "name": "", "type": "address" }],
-    "name": "authorizedAccounts",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "bidDuration",
-    "outputs": [{ "internalType": "uint48", "name": "", "type": "uint48" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "bidIncrease",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
-    "name": "bids",
-    "outputs": [
-      {
-        "internalType": "uint256",
-        "name": "bidAmount",
-        "type": "uint256"
-      },
-      {
-        "internalType": "uint256",
-        "name": "amountToSell",
-        "type": "uint256"
-      },
-      {
-        "internalType": "address",
-        "name": "highBidder",
-        "type": "address"
-      },
-      { "internalType": "uint48", "name": "bidExpiry", "type": "uint48" },
-      {
-        "internalType": "uint48",
-        "name": "auctionDeadline",
-        "type": "uint48"
-      }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "contractEnabled",
-    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "disableContract",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      { "internalType": "uint256", "name": "id", "type": "uint256" },
-      {
-        "internalType": "uint256",
-        "name": "amountToBuy",
-        "type": "uint256"
-      },
-      { "internalType": "uint256", "name": "bid", "type": "uint256" }
-    ],
-    "name": "increaseBidSize",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      {
-        "internalType": "bytes32",
-        "name": "parameter",
-        "type": "bytes32"
-      },
-      { "internalType": "address", "name": "addr", "type": "address" }
-    ],
-    "name": "modifyParameters",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      {
-        "internalType": "bytes32",
-        "name": "parameter",
-        "type": "bytes32"
-      },
-      { "internalType": "uint256", "name": "data", "type": "uint256" }
-    ],
-    "name": "modifyParameters",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "protocolToken",
-    "outputs": [
-      {
-        "internalType": "contract TokenLike",
-        "name": "",
-        "type": "address"
-      }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "protocolTokenBidReceiver",
-    "outputs": [{ "internalType": "address", "name": "", "type": "address" }],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [{ "internalType": "address", "name": "account", "type": "address" }],
-    "name": "removeAuthorization",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [{ "internalType": "uint256", "name": "id", "type": "uint256" }],
-    "name": "restartAuction",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "safeEngine",
-    "outputs": [
-      {
-        "internalType": "contract SAFEEngineLike",
-        "name": "",
-        "type": "address"
-      }
-    ],
-    "stateMutability": "view",
-    "type": "function"
-  },
-  {
-    "inputs": [{ "internalType": "uint256", "name": "id", "type": "uint256" }],
-    "name": "settleAuction",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      {
-        "internalType": "uint256",
-        "name": "amountToSell",
-        "type": "uint256"
-      },
-      {
-        "internalType": "uint256",
-        "name": "initialBid",
-        "type": "uint256"
-      }
-    ],
-    "name": "startAuction",
-    "outputs": [{ "internalType": "uint256", "name": "id", "type": "uint256" }],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [{ "internalType": "uint256", "name": "id", "type": "uint256" }],
-    "name": "terminateAuctionPrematurely",
-    "outputs": [],
-    "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [],
-    "name": "totalAuctionLength",
-    "outputs": [{ "internalType": "uint48", "name": "", "type": "uint48" }],
-    "stateMutability": "view",
-    "type": "function"
-  }
-]
diff --git a/abis/SurplusAuctionHouse.json b/abis/SurplusAuctionHouse.json
new file mode 100644
index 0000000..b980bac
--- /dev/null
+++ b/abis/SurplusAuctionHouse.json
@@ -0,0 +1,10454 @@
+{
+  "abi": [
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "_safeEngine",
+          "type": "address"
+        },
+        {
+          "internalType": "address",
+          "name": "_protocolToken",
+          "type": "address"
+        },
+        {
+          "components": [
+            {
+              "internalType": "uint256",
+              "name": "bidIncrease",
+              "type": "uint256"
+            },
+            {
+              "internalType": "uint256",
+              "name": "bidDuration",
+              "type": "uint256"
+            },
+            {
+              "internalType": "uint256",
+              "name": "totalAuctionLength",
+              "type": "uint256"
+            },
+            {
+              "internalType": "uint256",
+              "name": "recyclingPercentage",
+              "type": "uint256"
+            }
+          ],
+          "internalType": "struct ISurplusAuctionHouse.SurplusAuctionHouseParams",
+          "name": "_sahParams",
+          "type": "tuple"
+        }
+      ],
+      "stateMutability": "nonpayable",
+      "type": "constructor"
+    },
+    {
+      "inputs": [],
+      "name": "AlreadyAuthorized",
+      "type": "error"
+    },
+    {
+      "inputs": [],
+      "name": "ContractIsDisabled",
+      "type": "error"
+    },
+    {
+      "inputs": [],
+      "name": "ContractIsEnabled",
+      "type": "error"
+    },
+    {
+      "inputs": [],
+      "name": "NonDisableable",
+      "type": "error"
+    },
+    {
+      "inputs": [],
+      "name": "NotAuthorized",
+      "type": "error"
+    },
+    {
+      "inputs": [],
+      "name": "NullAddress",
+      "type": "error"
+    },
+    {
+      "inputs": [],
+      "name": "SAH_AmountsNotMatching",
+      "type": "error"
+    },
+    {
+      "inputs": [],
+      "name": "SAH_AuctionAlreadyExpired",
+      "type": "error"
+    },
+    {
+      "inputs": [],
+      "name": "SAH_AuctionNeverStarted",
+      "type": "error"
+    },
+    {
+      "inputs": [],
+      "name": "SAH_AuctionNotFinished",
+      "type": "error"
+    },
+    {
+      "inputs": [],
+      "name": "SAH_BidAlreadyExpired",
+      "type": "error"
+    },
+    {
+      "inputs": [],
+      "name": "SAH_BidAlreadyPlaced",
+      "type": "error"
+    },
+    {
+      "inputs": [],
+      "name": "SAH_BidNotHigher",
+      "type": "error"
+    },
+    {
+      "inputs": [],
+      "name": "SAH_HighBidderNotSet",
+      "type": "error"
+    },
+    {
+      "inputs": [],
+      "name": "SAH_InsufficientIncrease",
+      "type": "error"
+    },
+    {
+      "inputs": [],
+      "name": "SAH_NullProtTokenReceiver",
+      "type": "error"
+    },
+    {
+      "inputs": [],
+      "name": "Unauthorized",
+      "type": "error"
+    },
+    {
+      "inputs": [],
+      "name": "UnrecognizedCType",
+      "type": "error"
+    },
+    {
+      "inputs": [],
+      "name": "UnrecognizedParam",
+      "type": "error"
+    },
+    {
+      "anonymous": false,
+      "inputs": [
+        {
+          "indexed": false,
+          "internalType": "address",
+          "name": "_account",
+          "type": "address"
+        }
+      ],
+      "name": "AddAuthorization",
+      "type": "event"
+    },
+    {
+      "anonymous": false,
+      "inputs": [],
+      "name": "DisableContract",
+      "type": "event"
+    },
+    {
+      "anonymous": false,
+      "inputs": [
+        {
+          "indexed": true,
+          "internalType": "uint256",
+          "name": "_id",
+          "type": "uint256"
+        },
+        {
+          "indexed": false,
+          "internalType": "address",
+          "name": "_bidder",
+          "type": "address"
+        },
+        {
+          "indexed": false,
+          "internalType": "uint256",
+          "name": "_blockTimestamp",
+          "type": "uint256"
+        },
+        {
+          "indexed": false,
+          "internalType": "uint256",
+          "name": "_raisedAmount",
+          "type": "uint256"
+        },
+        {
+          "indexed": false,
+          "internalType": "uint256",
+          "name": "_soldAmount",
+          "type": "uint256"
+        },
+        {
+          "indexed": false,
+          "internalType": "uint256",
+          "name": "_bidExpiry",
+          "type": "uint256"
+        }
+      ],
+      "name": "IncreaseBidSize",
+      "type": "event"
+    },
+    {
+      "anonymous": false,
+      "inputs": [
+        {
+          "indexed": true,
+          "internalType": "bytes32",
+          "name": "_param",
+          "type": "bytes32"
+        },
+        {
+          "indexed": true,
+          "internalType": "bytes32",
+          "name": "_cType",
+          "type": "bytes32"
+        },
+        {
+          "indexed": false,
+          "internalType": "bytes",
+          "name": "_data",
+          "type": "bytes"
+        }
+      ],
+      "name": "ModifyParameters",
+      "type": "event"
+    },
+    {
+      "anonymous": false,
+      "inputs": [
+        {
+          "indexed": false,
+          "internalType": "address",
+          "name": "_account",
+          "type": "address"
+        }
+      ],
+      "name": "RemoveAuthorization",
+      "type": "event"
+    },
+    {
+      "anonymous": false,
+      "inputs": [
+        {
+          "indexed": true,
+          "internalType": "uint256",
+          "name": "_id",
+          "type": "uint256"
+        },
+        {
+          "indexed": false,
+          "internalType": "uint256",
+          "name": "_blockTimestamp",
+          "type": "uint256"
+        },
+        {
+          "indexed": false,
+          "internalType": "uint256",
+          "name": "_auctionDeadline",
+          "type": "uint256"
+        }
+      ],
+      "name": "RestartAuction",
+      "type": "event"
+    },
+    {
+      "anonymous": false,
+      "inputs": [
+        {
+          "indexed": true,
+          "internalType": "uint256",
+          "name": "_id",
+          "type": "uint256"
+        },
+        {
+          "indexed": false,
+          "internalType": "uint256",
+          "name": "_blockTimestamp",
+          "type": "uint256"
+        },
+        {
+          "indexed": false,
+          "internalType": "address",
+          "name": "_highBidder",
+          "type": "address"
+        },
+        {
+          "indexed": false,
+          "internalType": "uint256",
+          "name": "_raisedAmount",
+          "type": "uint256"
+        }
+      ],
+      "name": "SettleAuction",
+      "type": "event"
+    },
+    {
+      "anonymous": false,
+      "inputs": [
+        {
+          "indexed": true,
+          "internalType": "uint256",
+          "name": "_id",
+          "type": "uint256"
+        },
+        {
+          "indexed": false,
+          "internalType": "uint256",
+          "name": "_blockTimestamp",
+          "type": "uint256"
+        },
+        {
+          "indexed": false,
+          "internalType": "uint256",
+          "name": "_amountToSell",
+          "type": "uint256"
+        },
+        {
+          "indexed": false,
+          "internalType": "uint256",
+          "name": "_amountToRaise",
+          "type": "uint256"
+        },
+        {
+          "indexed": false,
+          "internalType": "uint256",
+          "name": "_auctionDeadline",
+          "type": "uint256"
+        }
+      ],
+      "name": "StartAuction",
+      "type": "event"
+    },
+    {
+      "anonymous": false,
+      "inputs": [
+        {
+          "indexed": true,
+          "internalType": "uint256",
+          "name": "_id",
+          "type": "uint256"
+        },
+        {
+          "indexed": false,
+          "internalType": "uint256",
+          "name": "_blockTimestamp",
+          "type": "uint256"
+        },
+        {
+          "indexed": false,
+          "internalType": "address",
+          "name": "_highBidder",
+          "type": "address"
+        },
+        {
+          "indexed": false,
+          "internalType": "uint256",
+          "name": "_raisedAmount",
+          "type": "uint256"
+        }
+      ],
+      "name": "TerminateAuctionPrematurely",
+      "type": "event"
+    },
+    {
+      "inputs": [],
+      "name": "AUCTION_HOUSE_TYPE",
+      "outputs": [
+        {
+          "internalType": "bytes32",
+          "name": "",
+          "type": "bytes32"
+        }
+      ],
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "inputs": [],
+      "name": "SURPLUS_AUCTION_TYPE",
+      "outputs": [
+        {
+          "internalType": "bytes32",
+          "name": "",
+          "type": "bytes32"
+        }
+      ],
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "uint256",
+          "name": "",
+          "type": "uint256"
+        }
+      ],
+      "name": "_auctions",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "bidAmount",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "amountToSell",
+          "type": "uint256"
+        },
+        {
+          "internalType": "address",
+          "name": "highBidder",
+          "type": "address"
+        },
+        {
+          "internalType": "uint256",
+          "name": "bidExpiry",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "auctionDeadline",
+          "type": "uint256"
+        }
+      ],
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "inputs": [],
+      "name": "_params",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "bidIncrease",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "bidDuration",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "totalAuctionLength",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "recyclingPercentage",
+          "type": "uint256"
+        }
+      ],
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "_account",
+          "type": "address"
+        }
+      ],
+      "name": "addAuthorization",
+      "outputs": [],
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "uint256",
+          "name": "_id",
+          "type": "uint256"
+        }
+      ],
+      "name": "auctions",
+      "outputs": [
+        {
+          "components": [
+            {
+              "internalType": "uint256",
+              "name": "bidAmount",
+              "type": "uint256"
+            },
+            {
+              "internalType": "uint256",
+              "name": "amountToSell",
+              "type": "uint256"
+            },
+            {
+              "internalType": "address",
+              "name": "highBidder",
+              "type": "address"
+            },
+            {
+              "internalType": "uint256",
+              "name": "bidExpiry",
+              "type": "uint256"
+            },
+            {
+              "internalType": "uint256",
+              "name": "auctionDeadline",
+              "type": "uint256"
+            }
+          ],
+          "internalType": "struct ISurplusAuctionHouse.Auction",
+          "name": "_auction",
+          "type": "tuple"
+        }
+      ],
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "inputs": [],
+      "name": "auctionsStarted",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "",
+          "type": "uint256"
+        }
+      ],
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "_account",
+          "type": "address"
+        }
+      ],
+      "name": "authorizedAccounts",
+      "outputs": [
+        {
+          "internalType": "bool",
+          "name": "_authorized",
+          "type": "bool"
+        }
+      ],
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "inputs": [],
+      "name": "authorizedAccounts",
+      "outputs": [
+        {
+          "internalType": "address[]",
+          "name": "_accounts",
+          "type": "address[]"
+        }
+      ],
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "inputs": [],
+      "name": "contractEnabled",
+      "outputs": [
+        {
+          "internalType": "bool",
+          "name": "",
+          "type": "bool"
+        }
+      ],
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "inputs": [],
+      "name": "disableContract",
+      "outputs": [],
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "uint256",
+          "name": "_id",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "_amountToBuy",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "_bid",
+          "type": "uint256"
+        }
+      ],
+      "name": "increaseBidSize",
+      "outputs": [],
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "bytes32",
+          "name": "_cType",
+          "type": "bytes32"
+        },
+        {
+          "internalType": "bytes32",
+          "name": "_param",
+          "type": "bytes32"
+        },
+        {
+          "internalType": "bytes",
+          "name": "_data",
+          "type": "bytes"
+        }
+      ],
+      "name": "modifyParameters",
+      "outputs": [],
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "bytes32",
+          "name": "_param",
+          "type": "bytes32"
+        },
+        {
+          "internalType": "bytes",
+          "name": "_data",
+          "type": "bytes"
+        }
+      ],
+      "name": "modifyParameters",
+      "outputs": [],
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "inputs": [],
+      "name": "params",
+      "outputs": [
+        {
+          "components": [
+            {
+              "internalType": "uint256",
+              "name": "bidIncrease",
+              "type": "uint256"
+            },
+            {
+              "internalType": "uint256",
+              "name": "bidDuration",
+              "type": "uint256"
+            },
+            {
+              "internalType": "uint256",
+              "name": "totalAuctionLength",
+              "type": "uint256"
+            },
+            {
+              "internalType": "uint256",
+              "name": "recyclingPercentage",
+              "type": "uint256"
+            }
+          ],
+          "internalType": "struct ISurplusAuctionHouse.SurplusAuctionHouseParams",
+          "name": "_sahParams",
+          "type": "tuple"
+        }
+      ],
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "inputs": [],
+      "name": "protocolToken",
+      "outputs": [
+        {
+          "internalType": "contract IProtocolToken",
+          "name": "",
+          "type": "address"
+        }
+      ],
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "inputs": [],
+      "name": "protocolTokenBidReceiver",
+      "outputs": [
+        {
+          "internalType": "address",
+          "name": "",
+          "type": "address"
+        }
+      ],
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "_account",
+          "type": "address"
+        }
+      ],
+      "name": "removeAuthorization",
+      "outputs": [],
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "uint256",
+          "name": "_id",
+          "type": "uint256"
+        }
+      ],
+      "name": "restartAuction",
+      "outputs": [],
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "inputs": [],
+      "name": "safeEngine",
+      "outputs": [
+        {
+          "internalType": "contract ISAFEEngine",
+          "name": "",
+          "type": "address"
+        }
+      ],
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "uint256",
+          "name": "_id",
+          "type": "uint256"
+        }
+      ],
+      "name": "settleAuction",
+      "outputs": [],
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "uint256",
+          "name": "_amountToSell",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "_initialBid",
+          "type": "uint256"
+        }
+      ],
+      "name": "startAuction",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "_id",
+          "type": "uint256"
+        }
+      ],
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "inputs": [
+        {
+          "internalType": "uint256",
+          "name": "_id",
+          "type": "uint256"
+        }
+      ],
+      "name": "terminateAuctionPrematurely",
+      "outputs": [],
+      "stateMutability": "nonpayable",
+      "type": "function"
+    }
+  ],
+  "bytecode": {
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+    "linkReferences": {}
+  },
+  "methodIdentifiers": {
+    "AUCTION_HOUSE_TYPE()": "1266fb94",
+    "SURPLUS_AUCTION_TYPE()": "619ed1f8",
+    "_auctions(uint256)": "17dc6bf6",
+    "_params()": "552b16ab",
+    "addAuthorization(address)": "35b28153",
+    "auctions(uint256)": "571a26a0",
+    "auctionsStarted()": "551cb3b1",
+    "authorizedAccounts()": "2e391876",
+    "authorizedAccounts(address)": "24ba5884",
+    "contractEnabled()": "41b3a0d9",
+    "disableContract()": "894ba833",
+    "increaseBidSize(uint256,uint256,uint256)": "5a93f031",
+    "modifyParameters(bytes32,bytes)": "da8a4bb8",
+    "modifyParameters(bytes32,bytes32,bytes)": "12f33526",
+    "params()": "cff0ab96",
+    "protocolToken()": "1a465fe1",
+    "protocolTokenBidReceiver()": "f0ed4db0",
+    "removeAuthorization(address)": "94f3f81d",
+    "restartAuction(uint256)": "d25ccf53",
+    "safeEngine()": "67aea313",
+    "settleAuction(uint256)": "2e993611",
+    "startAuction(uint256,uint256)": "4fee13fc",
+    "terminateAuctionPrematurely(uint256)": "933f7608"
+  },
+  "rawMetadata": "{\"compiler\":{\"version\":\"0.8.19+commit.7dd6d404\"},\"language\":\"Solidity\",\"output\":{\"abi\":[{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_safeEngine\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_protocolToken\",\"type\":\"address\"},{\"components\":[{\"internalType\":\"uint256\",\"name\":\"bidIncrease\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"bidDuration\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"totalAuctionLength\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"recyclingPercentage\",\"type\":\"uint256\"}],\"internalType\":\"struct 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UpdrGYs9BytV3Z5ZWJcBXtuAgCW4BLHua4xFUxx\"]},\"node_modules/@openzeppelin/contracts/utils/cryptography/EIP712.sol\":{\"keccak256\":\"0x948d8b2d18f38141ec78c5229d770d950ebc781ed3f44cc9e3ccbb9fded5846a\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://7311ac950ed2d81f3ccf1784a926efbfc82a86dcb5c98d41eb3792c0cac63a2f\",\"dweb:/ipfs/QmRRwCUHewkPmehx8QRYENFoWyLNx8UEZGULxWYUeSZdTS\"]},\"node_modules/@openzeppelin/contracts/utils/math/Math.sol\":{\"keccak256\":\"0xa1e8e83cd0087785df04ac79fb395d9f3684caeaf973d9e2c71caef723a3a5d6\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://33bbf48cc069be677705037ba7520c22b1b622c23b33e1a71495f2d36549d40b\",\"dweb:/ipfs/Qmct36zWXv3j7LZB83uwbg7TXwnZSN1fqHNDZ93GG98bGz\"]},\"node_modules/@openzeppelin/contracts/utils/math/SafeCast.sol\":{\"keccak256\":\"0x52a8cfb0f5239d11b457dcdd1b326992ef672714ca8da71a157255bddd13f3ad\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://495145362c7ff1c9ca88c58bbbbcb412e3c2004406647412394486552ff6c278\",\"dweb:/ipfs/QmNNCeng6d5eRPDn6tkWSQhjE39XWfQEfjA63rRwHmr1iH\"]},\"node_modules/@openzeppelin/contracts/utils/structs/EnumerableSet.sol\":{\"keccak256\":\"0xc3ff3f5c4584e1d9a483ad7ced51ab64523201f4e3d3c65293e4ca8aeb77a961\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://d7d3dd6067a994690471b5fc71b6f81fac3847798b37d404f74db00b4d3c3d0e\",\"dweb:/ipfs/QmRHF1RarifjNi93RttouNPkYZGyu6CD926PgRDzD5iL35\"]},\"src/contracts/SurplusAuctionHouse.sol\":{\"keccak256\":\"0x082d4c356178d3b14f38798ce089d5bc7dd6320b56ee02abdb95f1bc190a3781\",\"license\":\"GPL-3.0\",\"urls\":[\"bzz-raw://0b107d0fc87abc430f4fab1e05e9c70f79d040e4bb70ae4e0813ecb0f8f4ee4f\",\"dweb:/ipfs/QmW2w63dfegehjv6d9nsPXmLrQHYbVYh5RbBSp1KpMNb2T\"]},\"src/contracts/utils/Authorizable.sol\":{\"keccak256\":\"0xa1254f44e6dee9058ba5bb22cb580065bc5cfbc91663f5c1a943ad3544c316fe\",\"license\":\"GPL-3.0\",\"urls\":[\"bzz-raw://62d2048817aac6045f653610103e44d5bb5974d1b868c7b108670b86100c4809\",\"dweb:/ipfs/QmdX97PLN5Fghe56hLkjYFgm75Zj5ZatzCqCvY6KH8EqcR\"]},\"src/contracts/utils/Disableable.sol\":{\"keccak256\":\"0xfa3b1750f1f4fcb5ba0433bfd1ad2f8ab87d5204a4aaa3ad59cb0820482a00b1\",\"license\":\"GPL-3.0\",\"urls\":[\"bzz-raw://bdff625e26ab8fc0f4446e615fc2d4f9859f3a1231a095bacdc62bc73a93c6a7\",\"dweb:/ipfs/QmVBACHzBF96bxuvMGr3ABVRgrXBRFEYjL2oLj43oC7Jtd\"]},\"src/contracts/utils/Modifiable.sol\":{\"keccak256\":\"0x53a601053bb6dad4e3fcbfe98f72da763892544b60a2f1444d1c3c15c3a74382\",\"license\":\"GPL-3.0\",\"urls\":[\"bzz-raw://cb3df7e5ca62a674e41de7c2f5d02d855adf90d18fee3ee071d2b7b881d9b6c7\",\"dweb:/ipfs/QmQJSUWDX5iXXGchF2wEEYYWgHUzsxBDFz9tC7GvtCS6op\"]},\"src/interfaces/ISAFEEngine.sol\":{\"keccak256\":\"0x1e7a89a6003c4c4b15a63af3295bfc5c58e9bf2ecbe64738e728b7cf8f59ed7f\",\"license\":\"GPL-3.0\",\"urls\":[\"bzz-raw://6b9b0d7c98d237a7ed02ab14c44b5b135da7aa78f5e6431bcd571f88bd81192d\",\"dweb:/ipfs/Qmf7fdAQCnrdtVuh2shw2FtTfiWSjbhCAEKhczbmf79YyZ\"]},\"src/interfaces/ISurplusAuctionHouse.sol\":{\"keccak256\":\"0x2c50e7013ee50bb19e7332e55b6b85ae5ad194f08798c0e55653cf6f52b638ed\",\"license\":\"GPL-3.0\",\"urls\":[\"bzz-raw://5a77965b8486396382bc109dd4c908c71f8f87eb5378445a7fa7b5f717f316f0\",\"dweb:/ipfs/QmbHtnJU8RFHUga62CYCTxPYNQqstTfH68WEiPvvnt3FvA\"]},\"src/interfaces/tokens/IProtocolToken.sol\":{\"keccak256\":\"0xbe098cd5f116ad4c2bc91735fc8a675e6d7d316a6df2ea17f664bda67cef7213\",\"license\":\"GPL-3.0\",\"urls\":[\"bzz-raw://bf1b001389b37b8797fe90ce6a500bab4083dfe40ad38f61e04ed276ed73d67c\",\"dweb:/ipfs/QmRGBurNEeFBHjCdP784XYK11HMUw88sHxKhH3GvXMSKMB\"]},\"src/interfaces/utils/IAuthorizable.sol\":{\"keccak256\":\"0x773005e00777d5ae2be7ed7ce7d528d45153f3ca842ac2194230e9576bf9a152\",\"license\":\"GPL-3.0\",\"urls\":[\"bzz-raw://189474fdeac1a7a1746e512b7b5d1c27b2c3c35c40213cb78ed1b342541a4f8d\",\"dweb:/ipfs/QmNec3XYdTpkzKif1rkGAkzywQEGLt2EenBe9C2KfoDyRW\"]},\"src/interfaces/utils/IDisableable.sol\":{\"keccak256\":\"0xcc1b0e16336bc9d2cb0eb577931edfacf1b9efce6c14ea15d1ffa8db47691a5f\",\"license\":\"GPL-3.0\",\"urls\":[\"bzz-raw://2ce8ff1228b3af1218e27e1020b4166b88adade0a7d87f6cd6f8ad5b0d026d42\",\"dweb:/ipfs/QmS3we5yCr2979GGtM2UU6Wuo7u6LQvYXJH7yh33ksC9yY\"]},\"src/interfaces/utils/IModifiable.sol\":{\"keccak256\":\"0x57c624f4761abdd5e0e65775fc494c58014d52d74e5465943c0200222da689a1\",\"license\":\"GPL-3.0\",\"urls\":[\"bzz-raw://cabcdfaefb9852eb46668b12b65a54f85f6c6a0af5a9098951d618e263e1342f\",\"dweb:/ipfs/Qmd6MLqxve8fZmBWP2SherwEDBZMrn7dWoQPTp41CoSuNQ\"]},\"src/libraries/Assertions.sol\":{\"keccak256\":\"0xd476ae3f327a9c92cdf3cf2de717c9b5f5614d3064354ecc06f1a970d51ed4ab\",\"license\":\"GPL-3.0\",\"urls\":[\"bzz-raw://85473da01ab5ae7d95c2473d482428679f62efa4f56cf72b11c53df9f75ea35d\",\"dweb:/ipfs/QmQiyxsWYmnx8YJPUxT4dScrCtqovneNA47gq1w81zVd2W\"]},\"src/libraries/Encoding.sol\":{\"keccak256\":\"0x7335a4447ce2a884af29484bd117a3d69e38aa7d176e31218ee0f01a9eb10fcf\",\"license\":\"GPL-3.0\",\"urls\":[\"bzz-raw://5225da14fa49472b819aaa6975379c25e988d6b7d1bcedd687dc8f3107b36b6c\",\"dweb:/ipfs/QmaUCLQDsLMuGgjpb2d2X9qVN48iMviHDT1TJAE4zeh1ve\"]},\"src/libraries/Math.sol\":{\"keccak256\":\"0x92e37ade877de0e8d87a59ca0b3df2ce087441cacefe44af3d730b2063d361f3\",\"license\":\"GPL-3.0\",\"urls\":[\"bzz-raw://dd913b85f244d06fb9a353f8b87722a1366340e7f98661d5a45c03608f73a2bd\",\"dweb:/ipfs/Qma9n52Epck362rkKr75adub3EcKQ2hcqZYSb9FGc7UE47\"]}},\"version\":1}",
+  "metadata": {
+    "compiler": {
+      "version": "0.8.19+commit.7dd6d404"
+    },
+    "language": "Solidity",
+    "output": {
+      "abi": [
+        {
+          "inputs": [
+            {
+              "internalType": "address",
+              "name": "_safeEngine",
+              "type": "address"
+            },
+            {
+              "internalType": "address",
+              "name": "_protocolToken",
+              "type": "address"
+            },
+            {
+              "internalType": "struct ISurplusAuctionHouse.SurplusAuctionHouseParams",
+              "name": "_sahParams",
+              "type": "tuple",
+              "components": [
+                {
+                  "internalType": "uint256",
+                  "name": "bidIncrease",
+                  "type": "uint256"
+                },
+                {
+                  "internalType": "uint256",
+                  "name": "bidDuration",
+                  "type": "uint256"
+                },
+                {
+                  "internalType": "uint256",
+                  "name": "totalAuctionLength",
+                  "type": "uint256"
+                },
+                {
+                  "internalType": "uint256",
+                  "name": "recyclingPercentage",
+                  "type": "uint256"
+                }
+              ]
+            }
+          ],
+          "stateMutability": "nonpayable",
+          "type": "constructor"
+        },
+        {
+          "inputs": [],
+          "type": "error",
+          "name": "AlreadyAuthorized"
+        },
+        {
+          "inputs": [],
+          "type": "error",
+          "name": "ContractIsDisabled"
+        },
+        {
+          "inputs": [],
+          "type": "error",
+          "name": "ContractIsEnabled"
+        },
+        {
+          "inputs": [],
+          "type": "error",
+          "name": "NonDisableable"
+        },
+        {
+          "inputs": [],
+          "type": "error",
+          "name": "NotAuthorized"
+        },
+        {
+          "inputs": [],
+          "type": "error",
+          "name": "NullAddress"
+        },
+        {
+          "inputs": [],
+          "type": "error",
+          "name": "SAH_AmountsNotMatching"
+        },
+        {
+          "inputs": [],
+          "type": "error",
+          "name": "SAH_AuctionAlreadyExpired"
+        },
+        {
+          "inputs": [],
+          "type": "error",
+          "name": "SAH_AuctionNeverStarted"
+        },
+        {
+          "inputs": [],
+          "type": "error",
+          "name": "SAH_AuctionNotFinished"
+        },
+        {
+          "inputs": [],
+          "type": "error",
+          "name": "SAH_BidAlreadyExpired"
+        },
+        {
+          "inputs": [],
+          "type": "error",
+          "name": "SAH_BidAlreadyPlaced"
+        },
+        {
+          "inputs": [],
+          "type": "error",
+          "name": "SAH_BidNotHigher"
+        },
+        {
+          "inputs": [],
+          "type": "error",
+          "name": "SAH_HighBidderNotSet"
+        },
+        {
+          "inputs": [],
+          "type": "error",
+          "name": "SAH_InsufficientIncrease"
+        },
+        {
+          "inputs": [],
+          "type": "error",
+          "name": "SAH_NullProtTokenReceiver"
+        },
+        {
+          "inputs": [],
+          "type": "error",
+          "name": "Unauthorized"
+        },
+        {
+          "inputs": [],
+          "type": "error",
+          "name": "UnrecognizedCType"
+        },
+        {
+          "inputs": [],
+          "type": "error",
+          "name": "UnrecognizedParam"
+        },
+        {
+          "inputs": [
+            {
+              "internalType": "address",
+              "name": "_account",
+              "type": "address",
+              "indexed": false
+            }
+          ],
+          "type": "event",
+          "name": "AddAuthorization",
+          "anonymous": false
+        },
+        {
+          "inputs": [],
+          "type": "event",
+          "name": "DisableContract",
+          "anonymous": false
+        },
+        {
+          "inputs": [
+            {
+              "internalType": "uint256",
+              "name": "_id",
+              "type": "uint256",
+              "indexed": true
+            },
+            {
+              "internalType": "address",
+              "name": "_bidder",
+              "type": "address",
+              "indexed": false
+            },
+            {
+              "internalType": "uint256",
+              "name": "_blockTimestamp",
+              "type": "uint256",
+              "indexed": false
+            },
+            {
+              "internalType": "uint256",
+              "name": "_raisedAmount",
+              "type": "uint256",
+              "indexed": false
+            },
+            {
+              "internalType": "uint256",
+              "name": "_soldAmount",
+              "type": "uint256",
+              "indexed": false
+            },
+            {
+              "internalType": "uint256",
+              "name": "_bidExpiry",
+              "type": "uint256",
+              "indexed": false
+            }
+          ],
+          "type": "event",
+          "name": "IncreaseBidSize",
+          "anonymous": false
+        },
+        {
+          "inputs": [
+            {
+              "internalType": "bytes32",
+              "name": "_param",
+              "type": "bytes32",
+              "indexed": true
+            },
+            {
+              "internalType": "bytes32",
+              "name": "_cType",
+              "type": "bytes32",
+              "indexed": true
+            },
+            {
+              "internalType": "bytes",
+              "name": "_data",
+              "type": "bytes",
+              "indexed": false
+            }
+          ],
+          "type": "event",
+          "name": "ModifyParameters",
+          "anonymous": false
+        },
+        {
+          "inputs": [
+            {
+              "internalType": "address",
+              "name": "_account",
+              "type": "address",
+              "indexed": false
+            }
+          ],
+          "type": "event",
+          "name": "RemoveAuthorization",
+          "anonymous": false
+        },
+        {
+          "inputs": [
+            {
+              "internalType": "uint256",
+              "name": "_id",
+              "type": "uint256",
+              "indexed": true
+            },
+            {
+              "internalType": "uint256",
+              "name": "_blockTimestamp",
+              "type": "uint256",
+              "indexed": false
+            },
+            {
+              "internalType": "uint256",
+              "name": "_auctionDeadline",
+              "type": "uint256",
+              "indexed": false
+            }
+          ],
+          "type": "event",
+          "name": "RestartAuction",
+          "anonymous": false
+        },
+        {
+          "inputs": [
+            {
+              "internalType": "uint256",
+              "name": "_id",
+              "type": "uint256",
+              "indexed": true
+            },
+            {
+              "internalType": "uint256",
+              "name": "_blockTimestamp",
+              "type": "uint256",
+              "indexed": false
+            },
+            {
+              "internalType": "address",
+              "name": "_highBidder",
+              "type": "address",
+              "indexed": false
+            },
+            {
+              "internalType": "uint256",
+              "name": "_raisedAmount",
+              "type": "uint256",
+              "indexed": false
+            }
+          ],
+          "type": "event",
+          "name": "SettleAuction",
+          "anonymous": false
+        },
+        {
+          "inputs": [
+            {
+              "internalType": "uint256",
+              "name": "_id",
+              "type": "uint256",
+              "indexed": true
+            },
+            {
+              "internalType": "uint256",
+              "name": "_blockTimestamp",
+              "type": "uint256",
+              "indexed": false
+            },
+            {
+              "internalType": "uint256",
+              "name": "_amountToSell",
+              "type": "uint256",
+              "indexed": false
+            },
+            {
+              "internalType": "uint256",
+              "name": "_amountToRaise",
+              "type": "uint256",
+              "indexed": false
+            },
+            {
+              "internalType": "uint256",
+              "name": "_auctionDeadline",
+              "type": "uint256",
+              "indexed": false
+            }
+          ],
+          "type": "event",
+          "name": "StartAuction",
+          "anonymous": false
+        },
+        {
+          "inputs": [
+            {
+              "internalType": "uint256",
+              "name": "_id",
+              "type": "uint256",
+              "indexed": true
+            },
+            {
+              "internalType": "uint256",
+              "name": "_blockTimestamp",
+              "type": "uint256",
+              "indexed": false
+            },
+            {
+              "internalType": "address",
+              "name": "_highBidder",
+              "type": "address",
+              "indexed": false
+            },
+            {
+              "internalType": "uint256",
+              "name": "_raisedAmount",
+              "type": "uint256",
+              "indexed": false
+            }
+          ],
+          "type": "event",
+          "name": "TerminateAuctionPrematurely",
+          "anonymous": false
+        },
+        {
+          "inputs": [],
+          "stateMutability": "view",
+          "type": "function",
+          "name": "AUCTION_HOUSE_TYPE",
+          "outputs": [
+            {
+              "internalType": "bytes32",
+              "name": "",
+              "type": "bytes32"
+            }
+          ]
+        },
+        {
+          "inputs": [],
+          "stateMutability": "view",
+          "type": "function",
+          "name": "SURPLUS_AUCTION_TYPE",
+          "outputs": [
+            {
+              "internalType": "bytes32",
+              "name": "",
+              "type": "bytes32"
+            }
+          ]
+        },
+        {
+          "inputs": [
+            {
+              "internalType": "uint256",
+              "name": "",
+              "type": "uint256"
+            }
+          ],
+          "stateMutability": "view",
+          "type": "function",
+          "name": "_auctions",
+          "outputs": [
+            {
+              "internalType": "uint256",
+              "name": "bidAmount",
+              "type": "uint256"
+            },
+            {
+              "internalType": "uint256",
+              "name": "amountToSell",
+              "type": "uint256"
+            },
+            {
+              "internalType": "address",
+              "name": "highBidder",
+              "type": "address"
+            },
+            {
+              "internalType": "uint256",
+              "name": "bidExpiry",
+              "type": "uint256"
+            },
+            {
+              "internalType": "uint256",
+              "name": "auctionDeadline",
+              "type": "uint256"
+            }
+          ]
+        },
+        {
+          "inputs": [],
+          "stateMutability": "view",
+          "type": "function",
+          "name": "_params",
+          "outputs": [
+            {
+              "internalType": "uint256",
+              "name": "bidIncrease",
+              "type": "uint256"
+            },
+            {
+              "internalType": "uint256",
+              "name": "bidDuration",
+              "type": "uint256"
+            },
+            {
+              "internalType": "uint256",
+              "name": "totalAuctionLength",
+              "type": "uint256"
+            },
+            {
+              "internalType": "uint256",
+              "name": "recyclingPercentage",
+              "type": "uint256"
+            }
+          ]
+        },
+        {
+          "inputs": [
+            {
+              "internalType": "address",
+              "name": "_account",
+              "type": "address"
+            }
+          ],
+          "stateMutability": "nonpayable",
+          "type": "function",
+          "name": "addAuthorization"
+        },
+        {
+          "inputs": [
+            {
+              "internalType": "uint256",
+              "name": "_id",
+              "type": "uint256"
+            }
+          ],
+          "stateMutability": "view",
+          "type": "function",
+          "name": "auctions",
+          "outputs": [
+            {
+              "internalType": "struct ISurplusAuctionHouse.Auction",
+              "name": "_auction",
+              "type": "tuple",
+              "components": [
+                {
+                  "internalType": "uint256",
+                  "name": "bidAmount",
+                  "type": "uint256"
+                },
+                {
+                  "internalType": "uint256",
+                  "name": "amountToSell",
+                  "type": "uint256"
+                },
+                {
+                  "internalType": "address",
+                  "name": "highBidder",
+                  "type": "address"
+                },
+                {
+                  "internalType": "uint256",
+                  "name": "bidExpiry",
+                  "type": "uint256"
+                },
+                {
+                  "internalType": "uint256",
+                  "name": "auctionDeadline",
+                  "type": "uint256"
+                }
+              ]
+            }
+          ]
+        },
+        {
+          "inputs": [],
+          "stateMutability": "view",
+          "type": "function",
+          "name": "auctionsStarted",
+          "outputs": [
+            {
+              "internalType": "uint256",
+              "name": "",
+              "type": "uint256"
+            }
+          ]
+        },
+        {
+          "inputs": [
+            {
+              "internalType": "address",
+              "name": "_account",
+              "type": "address"
+            }
+          ],
+          "stateMutability": "view",
+          "type": "function",
+          "name": "authorizedAccounts",
+          "outputs": [
+            {
+              "internalType": "bool",
+              "name": "_authorized",
+              "type": "bool"
+            }
+          ]
+        },
+        {
+          "inputs": [],
+          "stateMutability": "view",
+          "type": "function",
+          "name": "authorizedAccounts",
+          "outputs": [
+            {
+              "internalType": "address[]",
+              "name": "_accounts",
+              "type": "address[]"
+            }
+          ]
+        },
+        {
+          "inputs": [],
+          "stateMutability": "view",
+          "type": "function",
+          "name": "contractEnabled",
+          "outputs": [
+            {
+              "internalType": "bool",
+              "name": "",
+              "type": "bool"
+            }
+          ]
+        },
+        {
+          "inputs": [],
+          "stateMutability": "nonpayable",
+          "type": "function",
+          "name": "disableContract"
+        },
+        {
+          "inputs": [
+            {
+              "internalType": "uint256",
+              "name": "_id",
+              "type": "uint256"
+            },
+            {
+              "internalType": "uint256",
+              "name": "_amountToBuy",
+              "type": "uint256"
+            },
+            {
+              "internalType": "uint256",
+              "name": "_bid",
+              "type": "uint256"
+            }
+          ],
+          "stateMutability": "nonpayable",
+          "type": "function",
+          "name": "increaseBidSize"
+        },
+        {
+          "inputs": [
+            {
+              "internalType": "bytes32",
+              "name": "_cType",
+              "type": "bytes32"
+            },
+            {
+              "internalType": "bytes32",
+              "name": "_param",
+              "type": "bytes32"
+            },
+            {
+              "internalType": "bytes",
+              "name": "_data",
+              "type": "bytes"
+            }
+          ],
+          "stateMutability": "nonpayable",
+          "type": "function",
+          "name": "modifyParameters"
+        },
+        {
+          "inputs": [
+            {
+              "internalType": "bytes32",
+              "name": "_param",
+              "type": "bytes32"
+            },
+            {
+              "internalType": "bytes",
+              "name": "_data",
+              "type": "bytes"
+            }
+          ],
+          "stateMutability": "nonpayable",
+          "type": "function",
+          "name": "modifyParameters"
+        },
+        {
+          "inputs": [],
+          "stateMutability": "view",
+          "type": "function",
+          "name": "params",
+          "outputs": [
+            {
+              "internalType": "struct ISurplusAuctionHouse.SurplusAuctionHouseParams",
+              "name": "_sahParams",
+              "type": "tuple",
+              "components": [
+                {
+                  "internalType": "uint256",
+                  "name": "bidIncrease",
+                  "type": "uint256"
+                },
+                {
+                  "internalType": "uint256",
+                  "name": "bidDuration",
+                  "type": "uint256"
+                },
+                {
+                  "internalType": "uint256",
+                  "name": "totalAuctionLength",
+                  "type": "uint256"
+                },
+                {
+                  "internalType": "uint256",
+                  "name": "recyclingPercentage",
+                  "type": "uint256"
+                }
+              ]
+            }
+          ]
+        },
+        {
+          "inputs": [],
+          "stateMutability": "view",
+          "type": "function",
+          "name": "protocolToken",
+          "outputs": [
+            {
+              "internalType": "contract IProtocolToken",
+              "name": "",
+              "type": "address"
+            }
+          ]
+        },
+        {
+          "inputs": [],
+          "stateMutability": "view",
+          "type": "function",
+          "name": "protocolTokenBidReceiver",
+          "outputs": [
+            {
+              "internalType": "address",
+              "name": "",
+              "type": "address"
+            }
+          ]
+        },
+        {
+          "inputs": [
+            {
+              "internalType": "address",
+              "name": "_account",
+              "type": "address"
+            }
+          ],
+          "stateMutability": "nonpayable",
+          "type": "function",
+          "name": "removeAuthorization"
+        },
+        {
+          "inputs": [
+            {
+              "internalType": "uint256",
+              "name": "_id",
+              "type": "uint256"
+            }
+          ],
+          "stateMutability": "nonpayable",
+          "type": "function",
+          "name": "restartAuction"
+        },
+        {
+          "inputs": [],
+          "stateMutability": "view",
+          "type": "function",
+          "name": "safeEngine",
+          "outputs": [
+            {
+              "internalType": "contract ISAFEEngine",
+              "name": "",
+              "type": "address"
+            }
+          ]
+        },
+        {
+          "inputs": [
+            {
+              "internalType": "uint256",
+              "name": "_id",
+              "type": "uint256"
+            }
+          ],
+          "stateMutability": "nonpayable",
+          "type": "function",
+          "name": "settleAuction"
+        },
+        {
+          "inputs": [
+            {
+              "internalType": "uint256",
+              "name": "_amountToSell",
+              "type": "uint256"
+            },
+            {
+              "internalType": "uint256",
+              "name": "_initialBid",
+              "type": "uint256"
+            }
+          ],
+          "stateMutability": "nonpayable",
+          "type": "function",
+          "name": "startAuction",
+          "outputs": [
+            {
+              "internalType": "uint256",
+              "name": "_id",
+              "type": "uint256"
+            }
+          ]
+        },
+        {
+          "inputs": [
+            {
+              "internalType": "uint256",
+              "name": "_id",
+              "type": "uint256"
+            }
+          ],
+          "stateMutability": "nonpayable",
+          "type": "function",
+          "name": "terminateAuctionPrematurely"
+        }
+      ],
+      "devdoc": {
+        "kind": "dev",
+        "methods": {
+          "addAuthorization(address)": {
+            "params": {
+              "_account": "Account to add auth to"
+            }
+          },
+          "authorizedAccounts()": {
+            "returns": {
+              "_accounts": "Array of authorized accounts"
+            }
+          },
+          "authorizedAccounts(address)": {
+            "returns": {
+              "_authorized": "Whether the account is authorized or not"
+            }
+          },
+          "increaseBidSize(uint256,uint256,uint256)": {
+            "params": {
+              "_amountToBuy": "Amount of system coins to buy (rad)",
+              "_bid": "New bid submitted (wad)",
+              "_id": "ID of the auction you want to submit the bid for"
+            }
+          },
+          "modifyParameters(bytes32,bytes)": {
+            "params": {
+              "_data": "Encoded data to modify the parameter",
+              "_param": "String identifier of the parameter to modify"
+            }
+          },
+          "modifyParameters(bytes32,bytes32,bytes)": {
+            "params": {
+              "_cType": "String identifier of the collateral to modify",
+              "_data": "Encoded data to modify the parameter",
+              "_param": "String identifier of the parameter to modify"
+            }
+          },
+          "removeAuthorization(address)": {
+            "params": {
+              "_account": "Account to remove auth from"
+            }
+          },
+          "restartAuction(uint256)": {
+            "params": {
+              "_id": "ID of the auction to restart"
+            }
+          },
+          "settleAuction(uint256)": {
+            "params": {
+              "_id": "ID of the auction to settle"
+            }
+          },
+          "startAuction(uint256,uint256)": {
+            "params": {
+              "_amountToSell": "Total amount of system coins to sell (rad)",
+              "_initialBid": "Initial protocol token bid (wad)"
+            }
+          },
+          "terminateAuctionPrematurely(uint256)": {
+            "params": {
+              "_id": "ID of the auction to settle/terminate"
+            }
+          }
+        },
+        "version": 1
+      },
+      "userdoc": {
+        "kind": "user",
+        "methods": {
+          "addAuthorization(address)": {
+            "notice": "Add auth to an account"
+          },
+          "authorizedAccounts()": {
+            "notice": "Getter for the authorized accounts"
+          },
+          "authorizedAccounts(address)": {
+            "notice": "Checks whether an account is authorized"
+          },
+          "increaseBidSize(uint256,uint256,uint256)": {
+            "notice": "Submit a higher protocol token bid for the same amount of system coins"
+          },
+          "modifyParameters(bytes32,bytes)": {
+            "notice": "Set a new value for a global specific parameter"
+          },
+          "modifyParameters(bytes32,bytes32,bytes)": {
+            "notice": "Set a new value for a collateral specific parameter"
+          },
+          "removeAuthorization(address)": {
+            "notice": "Remove auth from an account"
+          },
+          "restartAuction(uint256)": {
+            "notice": "Restart an auction if no bids were submitted for it"
+          },
+          "settleAuction(uint256)": {
+            "notice": "Settle/finish an auction"
+          },
+          "startAuction(uint256,uint256)": {
+            "notice": "Start a new surplus auction"
+          },
+          "terminateAuctionPrematurely(uint256)": {
+            "notice": "Terminate an auction prematurely."
+          }
+        },
+        "version": 1
+      }
+    },
+    "settings": {
+      "remappings": [
+        ":@contracts/=src/contracts/",
+        ":@defi-wonderland/solidity-utils/=node_modules/@defi-wonderland/solidity-utils/solidity/",
+        ":@interfaces/=src/interfaces/",
+        ":@libraries/=src/libraries/",
+        ":@openzeppelin/=node_modules/@openzeppelin/contracts/",
+        ":@script/=src/script/",
+        ":@test/=src/test/",
+        ":@uniswap/=node_modules/@uniswap/",
+        ":ds-test/=lib/ds-test/src/",
+        ":forge-std/=lib/forge-std/src/",
+        ":isolmate/=lib/isolmate/src/",
+        ":prb-test/=lib/prb-test/src/"
+      ],
+      "optimizer": {
+        "enabled": true,
+        "runs": 10000
+      },
+      "metadata": {
+        "bytecodeHash": "ipfs"
+      },
+      "compilationTarget": {
+        "src/contracts/SurplusAuctionHouse.sol": "SurplusAuctionHouse"
+      },
+      "libraries": {}
+    },
+    "sources": {
+      "node_modules/@openzeppelin/contracts/governance/utils/IVotes.sol": {
+        "keccak256": "0xf5324a55ee9c0b4a840ea57c055ac9d046f88986ceef567e1cf68113e46a79c0",
+        "urls": [
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+          "dweb:/ipfs/Qmb6SF2XL2uSvH6k5JSjtx4Xoqz41ACkhdAhtbW1Yh3RiY"
+        ],
+        "license": "MIT"
+      },
+      "node_modules/@openzeppelin/contracts/token/ERC20/ERC20.sol": {
+        "keccak256": "0x4ffc0547c02ad22925310c585c0f166f8759e2648a09e9b489100c42f15dd98d",
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+        ],
+        "license": "MIT"
+      },
+      "node_modules/@openzeppelin/contracts/token/ERC20/IERC20.sol": {
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+        ],
+        "license": "MIT"
+      },
+      "node_modules/@openzeppelin/contracts/token/ERC20/extensions/ERC20Votes.sol": {
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+        ],
+        "license": "MIT"
+      },
+      "node_modules/@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol": {
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+        ],
+        "license": "MIT"
+      },
+      "node_modules/@openzeppelin/contracts/token/ERC20/extensions/draft-ERC20Permit.sol": {
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+        ],
+        "license": "MIT"
+      },
+      "node_modules/@openzeppelin/contracts/token/ERC20/extensions/draft-IERC20Permit.sol": {
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+        ],
+        "license": "MIT"
+      },
+      "node_modules/@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol": {
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+        ],
+        "license": "MIT"
+      },
+      "node_modules/@openzeppelin/contracts/utils/Address.sol": {
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+        "license": "MIT"
+      },
+      "node_modules/@openzeppelin/contracts/utils/Context.sol": {
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+      },
+      "node_modules/@openzeppelin/contracts/utils/Counters.sol": {
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+                          "nameLocations": [],
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "2203:27:59",
+                          "tryCall": false,
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        }
+                      ],
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+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        ],
+                        "id": 46219,
+                        "name": "ISAFEEngine",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 61383,
+                        "src": "2191:11:59",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_type$_t_contract$_ISAFEEngine_$61383_$",
+                          "typeString": "type(contract ISAFEEngine)"
+                        }
+                      },
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+                      "isConstant": false,
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+                      "isPure": false,
+                      "kind": "typeConversion",
+                      "lValueRequested": false,
+                      "nameLocations": [],
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "2191:40:59",
+                      "tryCall": false,
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_contract$_ISAFEEngine_$61383",
+                        "typeString": "contract ISAFEEngine"
+                      }
+                    },
+                    "src": "2178:53:59",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_contract$_ISAFEEngine_$61383",
+                      "typeString": "contract ISAFEEngine"
+                    }
+                  },
+                  "id": 46225,
+                  "nodeType": "ExpressionStatement",
+                  "src": "2178:53:59"
+                },
+                {
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+                    "lValueRequested": false,
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+                      "name": "protocolToken",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 46188,
+                      "src": "2237:13:59",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_contract$_IProtocolToken_$63246",
+                        "typeString": "contract IProtocolToken"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "arguments": [
+                        {
+                          "arguments": [],
+                          "expression": {
+                            "argumentTypes": [],
+                            "expression": {
+                              "id": 46228,
+                              "name": "_protocolToken",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 46206,
+                              "src": "2268:14:59",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              }
+                            },
+                            "id": 46229,
+                            "isConstant": false,
+                            "isLValue": false,
+                            "isPure": false,
+                            "lValueRequested": false,
+                            "memberLocation": "2283:13:59",
+                            "memberName": "assertNonNull",
+                            "nodeType": "MemberAccess",
+                            "referencedDeclaration": 63855,
+                            "src": "2268:28:59",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_internal_pure$_t_address_$returns$_t_address_$attached_to$_t_address_$",
+                              "typeString": "function (address) pure returns (address)"
+                            }
+                          },
+                          "id": 46230,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "nameLocations": [],
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "2268:30:59",
+                          "tryCall": false,
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        ],
+                        "id": 46227,
+                        "name": "IProtocolToken",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 63246,
+                        "src": "2253:14:59",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_type$_t_contract$_IProtocolToken_$63246_$",
+                          "typeString": "type(contract IProtocolToken)"
+                        }
+                      },
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+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "typeConversion",
+                      "lValueRequested": false,
+                      "nameLocations": [],
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+                      "src": "2253:46:59",
+                      "tryCall": false,
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_contract$_IProtocolToken_$63246",
+                        "typeString": "contract IProtocolToken"
+                      }
+                    },
+                    "src": "2237:62:59",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_contract$_IProtocolToken_$63246",
+                      "typeString": "contract IProtocolToken"
+                    }
+                  },
+                  "id": 46233,
+                  "nodeType": "ExpressionStatement",
+                  "src": "2237:62:59"
+                },
+                {
+                  "expression": {
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+                    "leftHandSide": {
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+                      "name": "_params",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 46193,
+                      "src": "2306:7:59",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_SurplusAuctionHouseParams_$61720_storage",
+                        "typeString": "struct ISurplusAuctionHouse.SurplusAuctionHouseParams storage ref"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "id": 46235,
+                      "name": "_sahParams",
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+                      "referencedDeclaration": 46209,
+                      "src": "2316:10:59",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_SurplusAuctionHouseParams_$61720_memory_ptr",
+                        "typeString": "struct ISurplusAuctionHouse.SurplusAuctionHouseParams memory"
+                      }
+                    },
+                    "src": "2306:20:59",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_struct$_SurplusAuctionHouseParams_$61720_storage",
+                      "typeString": "struct ISurplusAuctionHouse.SurplusAuctionHouseParams storage ref"
+                    }
+                  },
+                  "id": 46237,
+                  "nodeType": "ExpressionStatement",
+                  "src": "2306:20:59"
+                }
+              ]
+            },
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+            "kind": "constructor",
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+                    "expression": {
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+                      "name": "msg",
+                      "nodeType": "Identifier",
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+                      "src": "2148:3:59",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_magic_message",
+                        "typeString": "msg"
+                      }
+                    },
+                    "id": 46213,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "memberLocation": "2152:6:59",
+                    "memberName": "sender",
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+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  }
+                ],
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+                  "name": "Authorizable",
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+                },
+                "nodeType": "ModifierInvocation",
+                "src": "2135:24:59"
+              },
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+                "id": 46216,
+                "kind": "modifierInvocation",
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+                  "nameLocations": ["2160:11:59"],
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+                "nodeType": "ModifierInvocation",
+                "src": "2160:11:59"
+              }
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+            "nameLocation": "-1:-1:-1",
+            "parameters": {
+              "id": 46210,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 46204,
+                  "mutability": "mutable",
+                  "name": "_safeEngine",
+                  "nameLocation": "2042:11:59",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 46239,
+                  "src": "2034:19:59",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 46203,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
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+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 46206,
+                  "mutability": "mutable",
+                  "name": "_protocolToken",
+                  "nameLocation": "2067:14:59",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 46239,
+                  "src": "2059:22:59",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
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+                  "typeName": {
+                    "id": 46205,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "2059:7:59",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 46209,
+                  "mutability": "mutable",
+                  "name": "_sahParams",
+                  "nameLocation": "2120:10:59",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 46239,
+                  "src": "2087:43:59",
+                  "stateVariable": false,
+                  "storageLocation": "memory",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_struct$_SurplusAuctionHouseParams_$61720_memory_ptr",
+                    "typeString": "struct ISurplusAuctionHouse.SurplusAuctionHouseParams"
+                  },
+                  "typeName": {
+                    "id": 46208,
+                    "nodeType": "UserDefinedTypeName",
+                    "pathNode": {
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+                      "name": "SurplusAuctionHouseParams",
+                      "nameLocations": ["2087:25:59"],
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+                      "src": "2087:25:59"
+                    },
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+                    "src": "2087:25:59",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_struct$_SurplusAuctionHouseParams_$61720_storage_ptr",
+                      "typeString": "struct ISurplusAuctionHouse.SurplusAuctionHouseParams"
+                    }
+                  },
+                  "visibility": "internal"
+                }
+              ],
+              "src": "2028:106:59"
+            },
+            "returnParameters": {
+              "id": 46217,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "2172:0:59"
+            },
+            "scope": 46781,
+            "stateMutability": "nonpayable",
+            "virtual": false,
+            "visibility": "public"
+          },
+          {
+            "id": 46267,
+            "nodeType": "FunctionDefinition",
+            "src": "2446:198:59",
+            "nodes": [],
+            "body": {
+              "id": 46266,
+              "nodeType": "Block",
+              "src": "2494:150:59",
+              "nodes": [],
+              "statements": [
+                {
+                  "assignments": [46245],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 46245,
+                      "mutability": "mutable",
+                      "name": "_coinBalance",
+                      "nameLocation": "2508:12:59",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 46266,
+                      "src": "2500:20:59",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 46244,
+                        "name": "uint256",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "2500:7:59",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 46253,
+                  "initialValue": {
+                    "arguments": [
+                      {
+                        "arguments": [
+                          {
+                            "id": 46250,
+                            "name": "this",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": -28,
+                            "src": "2554:4:59",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_contract$_SurplusAuctionHouse_$46781",
+                              "typeString": "contract SurplusAuctionHouse"
+                            }
+                          }
+                        ],
+                        "expression": {
+                          "argumentTypes": [
+                            {
+                              "typeIdentifier": "t_contract$_SurplusAuctionHouse_$46781",
+                              "typeString": "contract SurplusAuctionHouse"
+                            }
+                          ],
+                          "id": 46249,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": true,
+                          "lValueRequested": false,
+                          "nodeType": "ElementaryTypeNameExpression",
+                          "src": "2546:7:59",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_type$_t_address_$",
+                            "typeString": "type(address)"
+                          },
+                          "typeName": {
+                            "id": 46248,
+                            "name": "address",
+                            "nodeType": "ElementaryTypeName",
+                            "src": "2546:7:59",
+                            "typeDescriptions": {}
+                          }
+                        },
+                        "id": 46251,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "kind": "typeConversion",
+                        "lValueRequested": false,
+                        "nameLocations": [],
+                        "names": [],
+                        "nodeType": "FunctionCall",
+                        "src": "2546:13:59",
+                        "tryCall": false,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      ],
+                      "expression": {
+                        "id": 46246,
+                        "name": "safeEngine",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 46185,
+                        "src": "2523:10:59",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_contract$_ISAFEEngine_$61383",
+                          "typeString": "contract ISAFEEngine"
+                        }
+                      },
+                      "id": 46247,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "memberLocation": "2534:11:59",
+                      "memberName": "coinBalance",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 61138,
+                      "src": "2523:22:59",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_external_view$_t_address_$returns$_t_uint256_$",
+                        "typeString": "function (address) view external returns (uint256)"
+                      }
+                    },
+                    "id": 46252,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "nameLocations": [],
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "2523:37:59",
+                    "tryCall": false,
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "2500:60:59"
+                },
+                {
+                  "expression": {
+                    "arguments": [
+                      {
+                        "arguments": [
+                          {
+                            "id": 46259,
+                            "name": "this",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": -28,
+                            "src": "2607:4:59",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_contract$_SurplusAuctionHouse_$46781",
+                              "typeString": "contract SurplusAuctionHouse"
+                            }
+                          }
+                        ],
+                        "expression": {
+                          "argumentTypes": [
+                            {
+                              "typeIdentifier": "t_contract$_SurplusAuctionHouse_$46781",
+                              "typeString": "contract SurplusAuctionHouse"
+                            }
+                          ],
+                          "id": 46258,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": true,
+                          "lValueRequested": false,
+                          "nodeType": "ElementaryTypeNameExpression",
+                          "src": "2599:7:59",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_type$_t_address_$",
+                            "typeString": "type(address)"
+                          },
+                          "typeName": {
+                            "id": 46257,
+                            "name": "address",
+                            "nodeType": "ElementaryTypeName",
+                            "src": "2599:7:59",
+                            "typeDescriptions": {}
+                          }
+                        },
+                        "id": 46260,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "kind": "typeConversion",
+                        "lValueRequested": false,
+                        "nameLocations": [],
+                        "names": [],
+                        "nodeType": "FunctionCall",
+                        "src": "2599:13:59",
+                        "tryCall": false,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "expression": {
+                          "id": 46261,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": -15,
+                          "src": "2614:3:59",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 46262,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberLocation": "2618:6:59",
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "src": "2614:10:59",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "id": 46263,
+                        "name": "_coinBalance",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 46245,
+                        "src": "2626:12:59",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "expression": {
+                        "id": 46254,
+                        "name": "safeEngine",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 46185,
+                        "src": "2566:10:59",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_contract$_ISAFEEngine_$61383",
+                          "typeString": "contract ISAFEEngine"
+                        }
+                      },
+                      "id": 46256,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "memberLocation": "2577:21:59",
+                      "memberName": "transferInternalCoins",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 61159,
+                      "src": "2566:32:59",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_external_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,address,uint256) external"
+                      }
+                    },
+                    "id": 46264,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "nameLocations": [],
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "2566:73:59",
+                    "tryCall": false,
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 46265,
+                  "nodeType": "ExpressionStatement",
+                  "src": "2566:73:59"
+                }
+              ]
+            },
+            "baseFunctions": [59149],
+            "documentation": {
+              "id": 46240,
+              "nodeType": "StructuredDocumentation",
+              "src": "2358:85:59",
+              "text": " @notice Disable the auction house (usually called by AccountingEngine)"
+            },
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [],
+            "name": "_onContractDisable",
+            "nameLocation": "2455:18:59",
+            "overrides": {
+              "id": 46242,
+              "nodeType": "OverrideSpecifier",
+              "overrides": [],
+              "src": "2485:8:59"
+            },
+            "parameters": {
+              "id": 46241,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "2473:2:59"
+            },
+            "returnParameters": {
+              "id": 46243,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "2494:0:59"
+            },
+            "scope": 46781,
+            "stateMutability": "nonpayable",
+            "virtual": false,
+            "visibility": "internal"
+          },
+          {
+            "id": 46343,
+            "nodeType": "FunctionDefinition",
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+                              "name": "msg",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": -15,
+                              "src": "5384:3:59",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_magic_message",
+                                "typeString": "msg"
+                              }
+                            },
+                            "id": 46505,
+                            "isConstant": false,
+                            "isLValue": false,
+                            "isPure": false,
+                            "lValueRequested": false,
+                            "memberLocation": "5388:6:59",
+                            "memberName": "sender",
+                            "nodeType": "MemberAccess",
+                            "src": "5384:10:59",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "src": "5362:32:59",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        },
+                        "id": 46507,
+                        "nodeType": "ExpressionStatement",
+                        "src": "5362:32:59"
+                      }
+                    ]
+                  }
+                },
+                {
+                  "expression": {
+                    "arguments": [
+                      {
+                        "expression": {
+                          "id": 46513,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": -15,
+                          "src": "5437:3:59",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 46514,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberLocation": "5441:6:59",
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "src": "5437:10:59",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "arguments": [
+                          {
+                            "id": 46517,
+                            "name": "this",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": -28,
+                            "src": "5457:4:59",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_contract$_SurplusAuctionHouse_$46781",
+                              "typeString": "contract SurplusAuctionHouse"
+                            }
+                          }
+                        ],
+                        "expression": {
+                          "argumentTypes": [
+                            {
+                              "typeIdentifier": "t_contract$_SurplusAuctionHouse_$46781",
+                              "typeString": "contract SurplusAuctionHouse"
+                            }
+                          ],
+                          "id": 46516,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": true,
+                          "lValueRequested": false,
+                          "nodeType": "ElementaryTypeNameExpression",
+                          "src": "5449:7:59",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_type$_t_address_$",
+                            "typeString": "type(address)"
+                          },
+                          "typeName": {
+                            "id": 46515,
+                            "name": "address",
+                            "nodeType": "ElementaryTypeName",
+                            "src": "5449:7:59",
+                            "typeDescriptions": {}
+                          }
+                        },
+                        "id": 46518,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "kind": "typeConversion",
+                        "lValueRequested": false,
+                        "nameLocations": [],
+                        "names": [],
+                        "nodeType": "FunctionCall",
+                        "src": "5449:13:59",
+                        "tryCall": false,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 46522,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "id": 46519,
+                          "name": "_bid",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 46410,
+                          "src": "5464:4:59",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "-",
+                        "rightExpression": {
+                          "expression": {
+                            "id": 46520,
+                            "name": "_auction",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 46417,
+                            "src": "5471:8:59",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Auction_$61711_storage_ptr",
+                              "typeString": "struct ISurplusAuctionHouse.Auction storage pointer"
+                            }
+                          },
+                          "id": 46521,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberLocation": "5480:9:59",
+                          "memberName": "bidAmount",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 61702,
+                          "src": "5471:18:59",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "5464:25:59",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "expression": {
+                        "id": 46510,
+                        "name": "protocolToken",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 46188,
+                        "src": "5406:13:59",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_contract$_IProtocolToken_$63246",
+                          "typeString": "contract IProtocolToken"
+                        }
+                      },
+                      "id": 46512,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "memberLocation": "5420:16:59",
+                      "memberName": "safeTransferFrom",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 31184,
+                      "src": "5406:30:59",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_contract$_IERC20_$30195_$_t_address_$_t_address_$_t_uint256_$returns$__$attached_to$_t_contract$_IERC20_$30195_$",
+                        "typeString": "function (contract IERC20,address,address,uint256)"
+                      }
+                    },
+                    "id": 46523,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "nameLocations": [],
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "5406:84:59",
+                    "tryCall": false,
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 46524,
+                  "nodeType": "ExpressionStatement",
+                  "src": "5406:84:59"
+                },
+                {
+                  "expression": {
+                    "id": 46529,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "expression": {
+                        "id": 46525,
+                        "name": "_auction",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 46417,
+                        "src": "5497:8:59",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Auction_$61711_storage_ptr",
+                          "typeString": "struct ISurplusAuctionHouse.Auction storage pointer"
+                        }
+                      },
+                      "id": 46527,
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": true,
+                      "memberLocation": "5506:9:59",
+                      "memberName": "bidAmount",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 61702,
+                      "src": "5497:18:59",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
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+                      "name": "_bid",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 46410,
+                      "src": "5518:4:59",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "5497:25:59",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 46530,
+                  "nodeType": "ExpressionStatement",
+                  "src": "5497:25:59"
+                },
+                {
+                  "expression": {
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+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "expression": {
+                        "id": 46531,
+                        "name": "_auction",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 46417,
+                        "src": "5528:8:59",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Auction_$61711_storage_ptr",
+                          "typeString": "struct ISurplusAuctionHouse.Auction storage pointer"
+                        }
+                      },
+                      "id": 46533,
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": true,
+                      "memberLocation": "5537:9:59",
+                      "memberName": "bidExpiry",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 61708,
+                      "src": "5528:18:59",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "commonType": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "id": 46538,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "leftExpression": {
+                        "expression": {
+                          "id": 46534,
+                          "name": "block",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": -4,
+                          "src": "5549:5:59",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_block",
+                            "typeString": "block"
+                          }
+                        },
+                        "id": 46535,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberLocation": "5555:9:59",
+                        "memberName": "timestamp",
+                        "nodeType": "MemberAccess",
+                        "src": "5549:15:59",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "nodeType": "BinaryOperation",
+                      "operator": "+",
+                      "rightExpression": {
+                        "expression": {
+                          "id": 46536,
+                          "name": "_params",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 46193,
+                          "src": "5567:7:59",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_SurplusAuctionHouseParams_$61720_storage",
+                            "typeString": "struct ISurplusAuctionHouse.SurplusAuctionHouseParams storage ref"
+                          }
+                        },
+                        "id": 46537,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberLocation": "5575:11:59",
+                        "memberName": "bidDuration",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 61715,
+                        "src": "5567:19:59",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "src": "5549:37:59",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "5528:58:59",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 46540,
+                  "nodeType": "ExpressionStatement",
+                  "src": "5528:58:59"
+                },
+                {
+                  "eventCall": {
+                    "arguments": [
+                      {
+                        "id": 46542,
+                        "name": "_id",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 46406,
+                        "src": "5627:3:59",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "expression": {
+                          "id": 46543,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": -15,
+                          "src": "5647:3:59",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 46544,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberLocation": "5651:6:59",
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "src": "5647:10:59",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "expression": {
+                          "id": 46545,
+                          "name": "block",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": -4,
+                          "src": "5682:5:59",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_block",
+                            "typeString": "block"
+                          }
+                        },
+                        "id": 46546,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberLocation": "5688:9:59",
+                        "memberName": "timestamp",
+                        "nodeType": "MemberAccess",
+                        "src": "5682:15:59",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "id": 46547,
+                        "name": "_bid",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 46410,
+                        "src": "5720:4:59",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "id": 46548,
+                        "name": "_amountToBuy",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 46408,
+                        "src": "5745:12:59",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "expression": {
+                          "id": 46549,
+                          "name": "_auction",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 46417,
+                          "src": "5777:8:59",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Auction_$61711_storage_ptr",
+                            "typeString": "struct ISurplusAuctionHouse.Auction storage pointer"
+                          }
+                        },
+                        "id": 46550,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberLocation": "5786:9:59",
+                        "memberName": "bidExpiry",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 61708,
+                        "src": "5777:18:59",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 46541,
+                      "name": "IncreaseBidSize",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 61660,
+                      "src": "5598:15:59",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_event_nonpayable$_t_uint256_$_t_address_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$returns$__$",
+                        "typeString": "function (uint256,address,uint256,uint256,uint256,uint256)"
+                      }
+                    },
+                    "id": 46551,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "nameLocations": ["5622:3:59", "5638:7:59", "5665:15:59", "5705:13:59", "5732:11:59", "5765:10:59"],
+                    "names": ["_id", "_bidder", "_blockTimestamp", "_raisedAmount", "_soldAmount", "_bidExpiry"],
+                    "nodeType": "FunctionCall",
+                    "src": "5598:204:59",
+                    "tryCall": false,
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 46552,
+                  "nodeType": "EmitStatement",
+                  "src": "5593:209:59"
+                }
+              ]
+            },
+            "baseFunctions": [61815],
+            "documentation": {
+              "id": 46404,
+              "nodeType": "StructuredDocumentation",
+              "src": "4302:260:59",
+              "text": " @notice Submit a higher protocol token bid for the same amount of system coins\n @param _id ID of the auction you want to submit the bid for\n @param _amountToBuy Amount of system coins to buy (rad)\n @param _bid New bid submitted (wad)"
+            },
+            "functionSelector": "5a93f031",
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "id": 46413,
+                "kind": "modifierInvocation",
+                "modifierName": {
+                  "id": 46412,
+                  "name": "whenEnabled",
+                  "nameLocations": ["4648:11:59"],
+                  "nodeType": "IdentifierPath",
+                  "referencedDeclaration": 59168,
+                  "src": "4648:11:59"
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "4648:11:59"
+              }
+            ],
+            "name": "increaseBidSize",
+            "nameLocation": "4574:15:59",
+            "parameters": {
+              "id": 46411,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 46406,
+                  "mutability": "mutable",
+                  "name": "_id",
+                  "nameLocation": "4598:3:59",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 46554,
+                  "src": "4590:11:59",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 46405,
+                    "name": "uint256",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "4590:7:59",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 46408,
+                  "mutability": "mutable",
+                  "name": "_amountToBuy",
+                  "nameLocation": "4611:12:59",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 46554,
+                  "src": "4603:20:59",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 46407,
+                    "name": "uint256",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "4603:7:59",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 46410,
+                  "mutability": "mutable",
+                  "name": "_bid",
+                  "nameLocation": "4633:4:59",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 46554,
+                  "src": "4625:12:59",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 46409,
+                    "name": "uint256",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "4625:7:59",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "visibility": "internal"
+                }
+              ],
+              "src": "4589:49:59"
+            },
+            "returnParameters": {
+              "id": 46414,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "4660:0:59"
+            },
+            "scope": 46781,
+            "stateMutability": "nonpayable",
+            "virtual": false,
+            "visibility": "external"
+          },
+          {
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+                              "name": "protocolTokenBidReceiver",
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+                                "typeString": "address"
+                              }
+                            },
+                            {
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+                              "name": "_amountToSend",
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+                                "typeString": "uint256"
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+                                "typeString": "address"
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+                              "name": "protocolToken",
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+                              "src": "6398:13:59",
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+                                "typeIdentifier": "t_contract$_IProtocolToken_$63246",
+                                "typeString": "contract IProtocolToken"
+                              }
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+                            }
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+                          "typeString": "struct ISurplusAuctionHouse.Auction memory"
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+                                "typeString": "contract IProtocolToken"
+                              }
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+                              "typeString": "function (uint256) external"
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+                        "name": "_id",
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+                          "name": "block",
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+                          "typeString": "uint256"
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+                          "name": "_auction",
+                          "nodeType": "Identifier",
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+                          "typeString": "address"
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+                          "name": "_auction",
+                          "nodeType": "Identifier",
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+                        "memberName": "bidAmount",
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+                          "typeString": "uint256"
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+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
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+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
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+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
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+                          "typeString": "mapping(uint256 => struct ISurplusAuctionHouse.Auction storage ref)"
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+                        "name": "_id",
+                        "nodeType": "Identifier",
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+                        "typeDescriptions": {
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+                          "typeString": "uint256"
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+            "documentation": {
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+              "nodeType": "StructuredDocumentation",
+              "src": "5811:91:59",
+              "text": " @notice Settle/finish an auction\n @param _id ID of the auction to settle"
+            },
+            "functionSelector": "2e993611",
+            "implemented": true,
+            "kind": "function",
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+            },
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+                        "nodeType": "UserDefinedTypeName",
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+                          "id": 46667,
+                          "name": "Auction",
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+                        "name": "_auction",
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+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 46712,
+                          "src": "7838:6:59",
+                          "typeDescriptions": {
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+                            "typeString": "bytes32"
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+                        "operator": "==",
+                        "rightExpression": {
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+                          "id": 46745,
+                          "isConstant": false,
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+                          "isPure": true,
+                          "kind": "string",
+                          "lValueRequested": false,
+                          "nodeType": "Literal",
+                          "src": "7848:13:59",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_stringliteral_22446ad0f93f04d2a9f7f25ea39309b9b337eb023eac2384247ffd99b0bd7d7f",
+                            "typeString": "literal_string \"bidDuration\""
+                          },
+                          "value": "bidDuration"
+                        },
+                        "src": "7838:23:59",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      "falseBody": {
+                        "condition": {
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+                            "typeIdentifier": "t_bytes32",
+                            "typeString": "bytes32"
+                          },
+                          "id": 46755,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "leftExpression": {
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+                            "name": "_param",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 46712,
+                            "src": "7908:6:59",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_bytes32",
+                              "typeString": "bytes32"
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+                          "nodeType": "BinaryOperation",
+                          "operator": "==",
+                          "rightExpression": {
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+                            "id": 46754,
+                            "isConstant": false,
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+                            "isPure": true,
+                            "kind": "string",
+                            "lValueRequested": false,
+                            "nodeType": "Literal",
+                            "src": "7918:20:59",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_stringliteral_036309e460a707931a9cbe9bc3ede3d1dc0994c7001695b787f639f33ef60a24",
+                              "typeString": "literal_string \"totalAuctionLength\""
+                            },
+                            "value": "totalAuctionLength"
+                          },
+                          "src": "7908:30:59",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_bool",
+                            "typeString": "bool"
+                          }
+                        },
+                        "falseBody": {
+                          "condition": {
+                            "commonType": {
+                              "typeIdentifier": "t_bytes32",
+                              "typeString": "bytes32"
+                            },
+                            "id": 46764,
+                            "isConstant": false,
+                            "isLValue": false,
+                            "isPure": false,
+                            "lValueRequested": false,
+                            "leftExpression": {
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+                              "name": "_param",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 46712,
+                              "src": "7992:6:59",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_bytes32",
+                                "typeString": "bytes32"
+                              }
+                            },
+                            "nodeType": "BinaryOperation",
+                            "operator": "==",
+                            "rightExpression": {
+                              "hexValue": "72656379636c696e6750657263656e74616765",
+                              "id": 46763,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": true,
+                              "kind": "string",
+                              "lValueRequested": false,
+                              "nodeType": "Literal",
+                              "src": "8002:21:59",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_stringliteral_342c2d2d2b9ebcc741fb2f3478d308da6fe33b2ecf09260064db5df05577c5cd",
+                                "typeString": "literal_string \"recyclingPercentage\""
+                              },
+                              "value": "recyclingPercentage"
+                            },
+                            "src": "7992:31:59",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_bool",
+                              "typeString": "bool"
+                            }
+                          },
+                          "falseBody": {
+                            "errorCall": {
+                              "arguments": [],
+                              "expression": {
+                                "argumentTypes": [],
+                                "id": 46771,
+                                "name": "UnrecognizedParam",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 63556,
+                                "src": "8081:17:59",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_function_error_pure$__$returns$__$",
+                                  "typeString": "function () pure"
+                                }
+                              },
+                              "id": 46772,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": false,
+                              "kind": "functionCall",
+                              "lValueRequested": false,
+                              "nameLocations": [],
+                              "names": [],
+                              "nodeType": "FunctionCall",
+                              "src": "8081:19:59",
+                              "tryCall": false,
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_tuple$__$",
+                                "typeString": "tuple()"
+                              }
+                            },
+                            "id": 46773,
+                            "nodeType": "RevertStatement",
+                            "src": "8074:26:59"
+                          },
+                          "id": 46774,
+                          "nodeType": "IfStatement",
+                          "src": "7988:112:59",
+                          "trueBody": {
+                            "expression": {
+                              "id": 46769,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "leftHandSide": {
+                                "expression": {
+                                  "id": 46765,
+                                  "name": "_params",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 46193,
+                                  "src": "8025:7:59",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_struct$_SurplusAuctionHouseParams_$61720_storage",
+                                    "typeString": "struct ISurplusAuctionHouse.SurplusAuctionHouseParams storage ref"
+                                  }
+                                },
+                                "id": 46767,
+                                "isConstant": false,
+                                "isLValue": true,
+                                "isPure": false,
+                                "lValueRequested": true,
+                                "memberLocation": "8033:19:59",
+                                "memberName": "recyclingPercentage",
+                                "nodeType": "MemberAccess",
+                                "referencedDeclaration": 61719,
+                                "src": "8025:27:59",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              },
+                              "nodeType": "Assignment",
+                              "operator": "=",
+                              "rightHandSide": {
+                                "id": 46768,
+                                "name": "_uint256",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 46719,
+                                "src": "8055:8:59",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              },
+                              "src": "8025:38:59",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            },
+                            "id": 46770,
+                            "nodeType": "ExpressionStatement",
+                            "src": "8025:38:59"
+                          }
+                        },
+                        "id": 46775,
+                        "nodeType": "IfStatement",
+                        "src": "7904:196:59",
+                        "trueBody": {
+                          "expression": {
+                            "id": 46760,
+                            "isConstant": false,
+                            "isLValue": false,
+                            "isPure": false,
+                            "lValueRequested": false,
+                            "leftHandSide": {
+                              "expression": {
+                                "id": 46756,
+                                "name": "_params",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 46193,
+                                "src": "7940:7:59",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_struct$_SurplusAuctionHouseParams_$61720_storage",
+                                  "typeString": "struct ISurplusAuctionHouse.SurplusAuctionHouseParams storage ref"
+                                }
+                              },
+                              "id": 46758,
+                              "isConstant": false,
+                              "isLValue": true,
+                              "isPure": false,
+                              "lValueRequested": true,
+                              "memberLocation": "7948:18:59",
+                              "memberName": "totalAuctionLength",
+                              "nodeType": "MemberAccess",
+                              "referencedDeclaration": 61717,
+                              "src": "7940:26:59",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            },
+                            "nodeType": "Assignment",
+                            "operator": "=",
+                            "rightHandSide": {
+                              "id": 46759,
+                              "name": "_uint256",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 46719,
+                              "src": "7969:8:59",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            },
+                            "src": "7940:37:59",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          },
+                          "id": 46761,
+                          "nodeType": "ExpressionStatement",
+                          "src": "7940:37:59"
+                        }
+                      },
+                      "id": 46776,
+                      "nodeType": "IfStatement",
+                      "src": "7834:266:59",
+                      "trueBody": {
+                        "expression": {
+                          "id": 46751,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "leftHandSide": {
+                            "expression": {
+                              "id": 46747,
+                              "name": "_params",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 46193,
+                              "src": "7863:7:59",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_struct$_SurplusAuctionHouseParams_$61720_storage",
+                                "typeString": "struct ISurplusAuctionHouse.SurplusAuctionHouseParams storage ref"
+                              }
+                            },
+                            "id": 46749,
+                            "isConstant": false,
+                            "isLValue": true,
+                            "isPure": false,
+                            "lValueRequested": true,
+                            "memberLocation": "7871:11:59",
+                            "memberName": "bidDuration",
+                            "nodeType": "MemberAccess",
+                            "referencedDeclaration": 61715,
+                            "src": "7863:19:59",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          },
+                          "nodeType": "Assignment",
+                          "operator": "=",
+                          "rightHandSide": {
+                            "id": 46750,
+                            "name": "_uint256",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 46719,
+                            "src": "7885:8:59",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          },
+                          "src": "7863:30:59",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "id": 46752,
+                        "nodeType": "ExpressionStatement",
+                        "src": "7863:30:59"
+                      }
+                    },
+                    "id": 46777,
+                    "nodeType": "IfStatement",
+                    "src": "7764:336:59",
+                    "trueBody": {
+                      "expression": {
+                        "id": 46742,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftHandSide": {
+                          "expression": {
+                            "id": 46738,
+                            "name": "_params",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 46193,
+                            "src": "7793:7:59",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_SurplusAuctionHouseParams_$61720_storage",
+                              "typeString": "struct ISurplusAuctionHouse.SurplusAuctionHouseParams storage ref"
+                            }
+                          },
+                          "id": 46740,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": true,
+                          "memberLocation": "7801:11:59",
+                          "memberName": "bidIncrease",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 61713,
+                          "src": "7793:19:59",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "Assignment",
+                        "operator": "=",
+                        "rightHandSide": {
+                          "id": 46741,
+                          "name": "_uint256",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 46719,
+                          "src": "7815:8:59",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "7793:30:59",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "id": 46743,
+                      "nodeType": "ExpressionStatement",
+                      "src": "7793:30:59"
+                    }
+                  },
+                  "id": 46778,
+                  "nodeType": "IfStatement",
+                  "src": "7651:449:59",
+                  "trueBody": {
+                    "expression": {
+                      "id": 46733,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "leftHandSide": {
+                        "id": 46727,
+                        "name": "protocolTokenBidReceiver",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 46190,
+                        "src": "7693:24:59",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      "nodeType": "Assignment",
+                      "operator": "=",
+                      "rightHandSide": {
+                        "arguments": [],
+                        "expression": {
+                          "argumentTypes": [],
+                          "expression": {
+                            "arguments": [],
+                            "expression": {
+                              "argumentTypes": [],
+                              "expression": {
+                                "id": 46728,
+                                "name": "_data",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 46714,
+                                "src": "7720:5:59",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_bytes_memory_ptr",
+                                  "typeString": "bytes memory"
+                                }
+                              },
+                              "id": 46729,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "memberLocation": "7726:9:59",
+                              "memberName": "toAddress",
+                              "nodeType": "MemberAccess",
+                              "referencedDeclaration": 63885,
+                              "src": "7720:15:59",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_function_internal_pure$_t_bytes_memory_ptr_$returns$_t_address_$attached_to$_t_bytes_memory_ptr_$",
+                                "typeString": "function (bytes memory) pure returns (address)"
+                              }
+                            },
+                            "id": 46730,
+                            "isConstant": false,
+                            "isLValue": false,
+                            "isPure": false,
+                            "kind": "functionCall",
+                            "lValueRequested": false,
+                            "nameLocations": [],
+                            "names": [],
+                            "nodeType": "FunctionCall",
+                            "src": "7720:17:59",
+                            "tryCall": false,
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "id": 46731,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberLocation": "7738:13:59",
+                          "memberName": "assertNonNull",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 63855,
+                          "src": "7720:31:59",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_function_internal_pure$_t_address_$returns$_t_address_$attached_to$_t_address_$",
+                            "typeString": "function (address) pure returns (address)"
+                          }
+                        },
+                        "id": 46732,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "kind": "functionCall",
+                        "lValueRequested": false,
+                        "nameLocations": [],
+                        "names": [],
+                        "nodeType": "FunctionCall",
+                        "src": "7720:33:59",
+                        "tryCall": false,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      "src": "7693:60:59",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "id": 46734,
+                    "nodeType": "ExpressionStatement",
+                    "src": "7693:60:59"
+                  }
+                }
+              ]
+            },
+            "baseFunctions": [59394],
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [],
+            "name": "_modifyParameters",
+            "nameLocation": "7457:17:59",
+            "overrides": {
+              "id": 46716,
+              "nodeType": "OverrideSpecifier",
+              "overrides": [],
+              "src": "7520:8:59"
+            },
+            "parameters": {
+              "id": 46715,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 46712,
+                  "mutability": "mutable",
+                  "name": "_param",
+                  "nameLocation": "7483:6:59",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 46780,
+                  "src": "7475:14:59",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_bytes32",
+                    "typeString": "bytes32"
+                  },
+                  "typeName": {
+                    "id": 46711,
+                    "name": "bytes32",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "7475:7:59",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bytes32",
+                      "typeString": "bytes32"
+                    }
+                  },
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 46714,
+                  "mutability": "mutable",
+                  "name": "_data",
+                  "nameLocation": "7504:5:59",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 46780,
+                  "src": "7491:18:59",
+                  "stateVariable": false,
+                  "storageLocation": "memory",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_bytes_memory_ptr",
+                    "typeString": "bytes"
+                  },
+                  "typeName": {
+                    "id": 46713,
+                    "name": "bytes",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "7491:5:59",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bytes_storage_ptr",
+                      "typeString": "bytes"
+                    }
+                  },
+                  "visibility": "internal"
+                }
+              ],
+              "src": "7474:36:59"
+            },
+            "returnParameters": {
+              "id": 46717,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "7529:0:59"
+            },
+            "scope": 46781,
+            "stateMutability": "nonpayable",
+            "virtual": false,
+            "visibility": "internal"
+          }
+        ],
+        "abstract": false,
+        "baseContracts": [
+          {
+            "baseName": {
+              "id": 46130,
+              "name": "Authorizable",
+              "nameLocations": ["847:12:59"],
+              "nodeType": "IdentifierPath",
+              "referencedDeclaration": 58784,
+              "src": "847:12:59"
+            },
+            "id": 46131,
+            "nodeType": "InheritanceSpecifier",
+            "src": "847:12:59"
+          },
+          {
+            "baseName": {
+              "id": 46132,
+              "name": "Modifiable",
+              "nameLocations": ["861:10:59"],
+              "nodeType": "IdentifierPath",
+              "referencedDeclaration": 59438,
+              "src": "861:10:59"
+            },
+            "id": 46133,
+            "nodeType": "InheritanceSpecifier",
+            "src": "861:10:59"
+          },
+          {
+            "baseName": {
+              "id": 46134,
+              "name": "Disableable",
+              "nameLocations": ["873:11:59"],
+              "nodeType": "IdentifierPath",
+              "referencedDeclaration": 59179,
+              "src": "873:11:59"
+            },
+            "id": 46135,
+            "nodeType": "InheritanceSpecifier",
+            "src": "873:11:59"
+          },
+          {
+            "baseName": {
+              "id": 46136,
+              "name": "ISurplusAuctionHouse",
+              "nameLocations": ["886:20:59"],
+              "nodeType": "IdentifierPath",
+              "referencedDeclaration": 61826,
+              "src": "886:20:59"
+            },
+            "id": 46137,
+            "nodeType": "InheritanceSpecifier",
+            "src": "886:20:59"
+          }
+        ],
+        "canonicalName": "SurplusAuctionHouse",
+        "contractDependencies": [],
+        "contractKind": "contract",
+        "fullyImplemented": true,
+        "linearizedBaseContracts": [46781, 61826, 59179, 59438, 58784, 63577, 63480, 63316],
+        "name": "SurplusAuctionHouse",
+        "nameLocation": "824:19:59",
+        "scope": 46782,
+        "usedErrors": [
+          61682, 61684, 61686, 61688, 61690, 61692, 61694, 61696, 61698, 61700, 63288, 63290, 63292, 63467, 63469,
+          63471, 63556, 63558, 63650
+        ]
+      }
+    ],
+    "license": "GPL-3.0"
+  },
+  "id": 59
+}
diff --git a/src/api/contract-apis.ts b/src/api/contract-apis.ts
index ae1cc06..6e97a69 100644
--- a/src/api/contract-apis.ts
+++ b/src/api/contract-apis.ts
@@ -14,7 +14,7 @@ export class ContractApis {
     public oracleRelayer: types.OracleRelayer
     public globalSettlement: types.GlobalSettlement
     public debtAuctionHouse: types.DebtAuctionHouse
-    public surplusAuctionHouse: types.RecyclingSurplusAuctionHouse
+    public surplusAuctionHouse: types.SurplusAuctionHouse
     public stabilityFeeTreasury: types.StabilityFeeTreasury
     public safeManager: types.GebSafeManager
     public getSafes: types.GetSafes
@@ -27,7 +27,7 @@ export class ContractApis {
     public rateSetter: types.PIRateSetter
     public piCalculator: types.PRawPerSecondCalculator
     public weth: types.WETH9_
-    public tokenCollateralAuctionHouse: { [key: string]: types.IncreasingDiscountCollateralAuctionHouse }
+    public tokenCollateralAuctionHouse: { [key: string]: types.CollateralAuctionHouse }
 
     constructor(
         network: GebDeployment,
@@ -44,7 +44,7 @@ export class ContractApis {
         this.oracleRelayer = types.OracleRelayer__factory.connect(addressList.GEB_ORACLE_RELAYER, signerOrProvider)
         this.globalSettlement = types.GlobalSettlement__factory.connect(addressList.GEB_GLOBAL_SETTLEMENT, signerOrProvider)
         this.debtAuctionHouse = types.DebtAuctionHouse__factory.connect(addressList.GEB_DEBT_AUCTION_HOUSE, signerOrProvider)
-        this.surplusAuctionHouse = types.RecyclingSurplusAuctionHouse__factory.connect(addressList.GEB_SURPLUS_AUCTION_HOUSE, signerOrProvider)
+        this.surplusAuctionHouse = types.SurplusAuctionHouse__factory.connect(addressList.GEB_SURPLUS_AUCTION_HOUSE, signerOrProvider)
         this.stabilityFeeTreasury = types.StabilityFeeTreasury__factory.connect(addressList.GEB_STABILITY_FEE_TREASURY, signerOrProvider)
         this.safeManager = types.GebSafeManager__factory.connect(addressList.SAFE_MANAGER, signerOrProvider)
         this.getSafes = types.GetSafes__factory.connect(addressList.SAFE_MANAGER, signerOrProvider)
@@ -59,7 +59,7 @@ export class ContractApis {
         this.protocolToken = types.ERC20__factory.connect(addressList.GEB_PROT, signerOrProvider)
 
         this.tokenCollateralAuctionHouse = Object.values(tokenList).filter(token => token.isCollateral).reduce((accum, token) => {
-            const collateralAuctionHouse = types.IncreasingDiscountCollateralAuctionHouse__factory.connect(token.collateralAuctionHouse, signerOrProvider)
+            const collateralAuctionHouse = types.CollateralAuctionHouse__factory.connect(token.collateralAuctionHouse, signerOrProvider)
             return { ...accum, [token.symbol]: collateralAuctionHouse }
         }, {})
     }
diff --git a/src/auctions.ts b/src/auctions.ts
index 5e1ed70..cd5043a 100644
--- a/src/auctions.ts
+++ b/src/auctions.ts
@@ -16,7 +16,7 @@ import {
     RestartAuctionEventFilter as SurplusRestartAuctonEventFilter,
     SettleAuctionEventFilter as SurplusSettleAuctionEventFilter,
     StartAuctionEventFilter as SurplusStartAuctionEventFilter,
-} from './typechained/RecyclingSurplusAuctionHouse'
+} from './typechained/SurplusAuctionHouse'
 
 import {
     DecreaseSoldAmountEventFilter as DebtDecreaseSoldAmountEventFilter,
@@ -78,20 +78,20 @@ export class Auctions {
             ([startAuction, bidEvents, restartAuctions, settledAuctions]) => {
                 const bids = bidEvents.reduce((accum: { [key: string]: IAuctionBidder[] }, bid) => {
                     const parsedBid = bidEventToBid(bid)
-                    const id = bid.args.id.toString()
+                    const id = bid.args._id.toString()
                     const bidsForId = accum[id]
                     return { ...accum, [id]: bidsForId ? bidsForId.concat(parsedBid) : [parsedBid] }
                 }, {})
 
                 const restarts = restartAuctions.reduce((accum: { [key: string]: BigNumber }, restart) => {
-                    const id = restart.args.id.toString()
+                    const id = restart.args._id.toString()
                     const lastRestart = accum[id]
-                    const newRestart = restart.args.auctionDeadline // Do events always come ordered correctly?
+                    const newRestart = restart.args._auctionDeadline // Do events always come ordered correctly?
                     return { ...accum, [id]: !lastRestart || newRestart.gt(lastRestart) ? newRestart : lastRestart }
                 }, {})
 
                 const settled = settledAuctions.reduce((accum: { [key: string]: boolean }, settled) => {
-                    const id = settled.args.id.toString()
+                    const id = settled.args._id.toString()
                     return { ...accum, [id]: true }
                 }, {})
 
@@ -123,20 +123,20 @@ export class Auctions {
             ([startAuction, bidEvents, restartAuctions, settledAuctions]) => {
                 const bids = bidEvents.reduce((accum: { [key: string]: IAuctionBidder[] }, bid) => {
                     const parsedBid = bidEventToBid(bid)
-                    const id = bid.args.id.toString()
+                    const id = bid.args._id.toString()
                     const bidsForId = accum[id]
                     return { ...accum, [id]: bidsForId ? bidsForId.concat(parsedBid) : [parsedBid] }
                 }, {})
 
                 const restarts = restartAuctions.reduce((accum: { [key: string]: BigNumber }, restart) => {
-                    const id = restart.args.id.toString()
+                    const id = restart.args._id.toString()
                     const lastRestart = accum[id]
-                    const newRestart = restart.args.auctionDeadline // Do events always come ordered correctly?
+                    const newRestart = restart.args._auctionDeadline // Do events always come ordered correctly?
                     return { ...accum, [id]: !lastRestart || newRestart.gt(lastRestart) ? newRestart : lastRestart }
                 }, {})
 
                 const settled = settledAuctions.reduce((accum: { [key: string]: boolean }, settled) => {
-                    const id = settled.args.id.toString()
+                    const id = settled.args._id.toString()
                     return { ...accum, [id]: true }
                 }, {})
 
diff --git a/src/contracts/addreses.ts b/src/contracts/addreses.ts
index 7a85b13..f95fb45 100644
--- a/src/contracts/addreses.ts
+++ b/src/contracts/addreses.ts
@@ -99,12 +99,12 @@ const addresses: Record<GebDeployment, ContractList> = {
         GEB_PROT: '0x64ff820bbD2947B2f2D4355D4852F17eb0156D9A',
         GEB_SAFE_ENGINE: '0xDfd2D62b3eC9BF6F52547c570B5AC2136D9756E4',
         GEB_TAX_COLLECTOR: '0x1A88AB748C17E62CD99a2b7162EA0dD8AB7A059A',
-        GEB_LIQUIDATION_ENGINE: '0x389b9Eb0cDEAedf96d0dF8e4caA72b5cA5672870',
+        GEB_LIQUIDATION_ENGINE: '0xC9E07e417e952c79FA65428076C9575C4026b43e',
         GEB_ACCOUNTING_ENGINE: '0xc922644df8E6336c6DFc997e29602EF4aba51c8c',
         GEB_COIN_JOIN: '0x3217B0aBcaAC50898F4826f0C502dEd9AB8eae53',
-        GEB_SURPLUS_AUCTION_HOUSE: '0xa65394B23d7c6C2B3aBe9B9ed69a527E2026f855',
-        GEB_DEBT_AUCTION_HOUSE: '0x8F7cFe960F12710B1Fe1F3ef4352D3530209598A',
-        GEB_ORACLE_RELAYER: '0xca53F197A4A3C72F9954e34906DFC59148Ce653f',
+        GEB_SURPLUS_AUCTION_HOUSE: '0x72DfB98ffdE560E895a82f1f525c66C959F7eF86',
+        GEB_DEBT_AUCTION_HOUSE: '0x0c9cea9FE68A8612A627ab150De8f4B05bf4c784',
+        GEB_ORACLE_RELAYER: '0x39eF5478F9186Da7c5C0a79B379B20648462626F',
         GEB_GLOBAL_SETTLEMENT: '0xFd4fB8e5f11A3FD403761a832bC35F31d5579B83',
         GEB_STABILITY_FEE_TREASURY: '0xFAD4f858867D7aB4Bd7b80c611287abF4B139986',
         GEB_RRFM_CALCULATOR: '0x0000000000000000000000000000000000000114',
@@ -149,7 +149,7 @@ const tokens: Record<GebDeployment, TokenList> = {
             symbol: 'WETH',
             bytes32String: WETH,
             collateralJoin: '0x69DE387041C3056ec96aEFb432A546EAe4394da6',
-            collateralAuctionHouse: '0x46f7a52A5543cC5068dc7aF31aE49eBF0778eF8A',
+            collateralAuctionHouse: '0x166425Cc84996DC0d8fEaDa66F86055AAE8f8209',
             isCollateral: true,
         },
         OP: {
@@ -158,7 +158,7 @@ const tokens: Record<GebDeployment, TokenList> = {
             symbol: 'OP',
             bytes32String: OP,
             collateralJoin: '0xA59A8a069284e52B8c761d7e0AC2129733ACCBF6',
-            collateralAuctionHouse: '0x47C2c459c37FEF0c21dC8e945008E8A05346942d',
+            collateralAuctionHouse: '0xeAfB6be474e84fC5f3aF7bbaD39D89A5764D4D36',
             isCollateral: true,
         },
         WBTC: {
@@ -167,7 +167,7 @@ const tokens: Record<GebDeployment, TokenList> = {
             symbol: 'WBTC',
             bytes32String: WBTC,
             collateralJoin: '0x187Bcd738ca9fDDfC2439A7Cd537C05F85C40429',
-            collateralAuctionHouse: '0x36677aD304c296F9cb24943830E4540C702a63FF',
+            collateralAuctionHouse: '0x724A7b53c0B81DDB0654e012c94667730CBa1837',
             isCollateral: true,
         },
         STN: {
@@ -176,7 +176,7 @@ const tokens: Record<GebDeployment, TokenList> = {
             symbol: 'STN',
             bytes32String: STONES,
             collateralJoin: '0x78c64A263F685f98A83412A6891706cFa7eA29BB',
-            collateralAuctionHouse: '0xF2DFB982FaeDe09c2E1a0Fa5de026FaD25f75dC0',
+            collateralAuctionHouse: '0x22a804F6685f96dE8CD81aba0C85fe49884274f8',
             isCollateral: true,
         },
         TTM: {
@@ -185,7 +185,7 @@ const tokens: Record<GebDeployment, TokenList> = {
             symbol: 'TTM',
             bytes32String: TOTEM,
             collateralJoin: '0xC396AC5dc7e35c0BA7dca51b5eedbdd6055b91dB',
-            collateralAuctionHouse: '0x76aBf3D8Ab0e405f68aE991904A3b8F8E19647Bc',
+            collateralAuctionHouse: '0x24CF3ddF28d7a2e046Ea9bD1B6908D8B33AAB873',
             isCollateral: true,
         },
         HAI: {
diff --git a/src/schema/auction.ts b/src/schema/auction.ts
index 58bdb22..e2a9a35 100644
--- a/src/schema/auction.ts
+++ b/src/schema/auction.ts
@@ -1,13 +1,10 @@
 import { BigNumber } from 'ethers'
-import {
-    IncreaseBidSizeEvent,
-    StartAuctionEvent as SurplusStartAuctionEvent,
-} from '../typechained/RecyclingSurplusAuctionHouse'
+import { IncreaseBidSizeEvent, StartAuctionEvent as SurplusStartAuctionEvent } from '../typechained/SurplusAuctionHouse'
 import { StartAuctionEvent as DebtStartAuctionEvent } from '../typechained/DebtAuctionHouse'
 import {
     BuyCollateralEvent,
     StartAuctionEvent as CollateralAuctionStartEvent,
-} from '../typechained/IncreasingDiscountCollateralAuctionHouse'
+} from '../typechained/CollateralAuctionHouse'
 
 export interface ISurplusAuction {
     auctionDeadline: string
@@ -29,7 +26,6 @@ export interface IDebtAuction {
     isClaimed: boolean
     amount: string
     initialBid: string
-    incomeReceiver: string
 }
 
 export interface ICollateralAuction {
@@ -42,8 +38,6 @@ export interface ICollateralAuction {
     startingDiscount: string
     maxDiscount: string
     perSecondDiscountUpdateRate: string
-    forgoneCollateralReceiver: string
-    auctionIncomeRecipient: string
     isClaimed: boolean
     biddersList: Array<IAuctionBidder>
 }
@@ -62,13 +56,13 @@ export function surplusStartAuctionEventToAuction(
     restarts: { [key: string]: BigNumber },
     settled: { [key: string]: boolean }
 ): ISurplusAuction {
-    const id = startAuction.args.id.toString()
+    const id = startAuction.args._id.toString()
     return {
-        auctionDeadline: restarts[id] ? restarts[id].toString() : startAuction.args.auctionDeadline.toString(),
+        auctionDeadline: restarts[id] ? restarts[id].toString() : startAuction.args._auctionDeadline.toString(),
         auctionId: id,
-        amount: startAuction.args.amountToSell.toString(),
-        initialBid: startAuction.args.initialBid.toString(),
-        createdAt: startAuction.blockNumber.toString(),
+        amount: startAuction.args._amountToSell.toString(),
+        initialBid: startAuction.args._amountToRaise.toString(),
+        createdAt: startAuction.args._blockTimestamp.toString(),
         createdAtTransaction: startAuction.transactionHash.toString(),
         biddersList: bids[id] || [],
         isClaimed: settled[id] || false,
@@ -81,17 +75,16 @@ export function debtStartAuctionEventToAuction(
     restarts: { [key: string]: BigNumber },
     settled: { [key: string]: boolean }
 ): IDebtAuction {
-    const id = startAuction.args.id.toString()
+    const id = startAuction.args._id.toString()
     return {
-        auctionDeadline: restarts[id] ? restarts[id].toString() : startAuction.args.auctionDeadline.toString(),
+        auctionDeadline: restarts[id] ? restarts[id].toString() : startAuction.args._auctionDeadline.toString(),
         auctionId: id,
-        amount: startAuction.args.amountToSell.toString(),
-        initialBid: startAuction.args.initialBid.toString(),
-        createdAt: startAuction.blockNumber.toString(),
+        amount: startAuction.args._amountToSell.toString(),
+        initialBid: startAuction.args._amountToRaise.toString(),
+        createdAt: startAuction.args._blockTimestamp.toString(),
         createdAtTransaction: startAuction.transactionHash.toString(),
         biddersList: bids[id] || [],
         isClaimed: settled[id] || false,
-        incomeReceiver: startAuction.args.incomeReceiver.toString(),
     }
 }
 
@@ -102,16 +95,14 @@ export function collateralStartAuctionEventToAuction(
 ): ICollateralAuction {
     return {
         auctionId: startAuction.args._id.toString(),
-        createdAt: startAuction.blockNumber.toString(),
+        createdAt: startAuction.args._blockTimestamp.toString(),
         createdAtTransaction: startAuction.transactionHash.toString(),
         amountToSell: startAuction.args._amountToSell.toString(),
-        initialBid: startAuction.args._initialBid.toString(),
+        initialBid: startAuction.args._amountToRaise.toString(),
         amountToRaise: startAuction.args._amountToRaise.toString(),
-        startingDiscount: startAuction.args._startingDiscount.toString(),
+        startingDiscount: startAuction.args._initialDiscount.toString(),
         maxDiscount: startAuction.args._maxDiscount.toString(),
         perSecondDiscountUpdateRate: startAuction.args._perSecondDiscountUpdateRate.toString(),
-        forgoneCollateralReceiver: startAuction.args._forgoneCollateralReceiver.toString(),
-        auctionIncomeRecipient: startAuction.args._auctionIncomeRecipient.toString(),
         isClaimed: settled[startAuction.args._id.toString()] || false,
         biddersList: bids[startAuction.args._id.toString()] || [],
     }
@@ -119,20 +110,20 @@ export function collateralStartAuctionEventToAuction(
 
 export function bidEventToBid(bid: IncreaseBidSizeEvent): IAuctionBidder {
     return {
-        bidder: bid.args.highBidder,
-        bid: bid.args.bid.toString(),
-        createdAt: bid.blockNumber.toString(),
-        buyAmount: bid.args.amountToBuy.toString(),
+        bidder: bid.args._bidder,
+        bid: bid.args._raisedAmount.toString(),
+        createdAt: bid.args._blockTimestamp.toString(),
+        buyAmount: bid.args._soldAmount.toString(),
         createdAtTransaction: bid.transactionHash,
     }
 }
 
 export function collateralBidEventToBid(bid: BuyCollateralEvent): IAuctionBidder {
     return {
-        bidder: '0x0000000000000000000000000000000000000000', // TODO: change when new events come in
-        createdAt: '1689159421', // TODO: change when new events come in
-        bid: bid.args._boughtCollateral.toString(),
-        buyAmount: bid.args._wad.toString(),
+        bidder: bid.args._bidder,
+        createdAt: bid.args._blockTimestamp.toString(),
+        bid: bid.args._raisedAmount.toString(),
+        buyAmount: bid.args._soldAmount.toString(),
         createdAtTransaction: bid.transactionHash,
     }
 }
diff --git a/tsconfig.json b/tsconfig.json
index c46841f..b11a958 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -12,7 +12,6 @@
     "noFallthroughCasesInSwitch": true,
     "noImplicitAny": true,
     "noImplicitReturns": true,
-    "noUnusedLocals": true,
     "module": "commonjs",
     "sourceMap": true,
     "target": "es5"