diff --git a/frontend/package.json b/frontend/package.json
index 3065b45..b856ee4 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -26,6 +26,7 @@
     "@oasisprotocol/sapphire-ethers-v6": "^6.0.1",
     "@oasisprotocol/sapphire-paratime": "^2.0.1",
     "@phosphor-icons/core": "^2.0.8",
+    "cbor-web": "^9.0.2",
     "ethers": "6.10.0",
     "framer-motion": "^11.5.4",
     "lru-cache": "10.1.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 15cd8e3..bfc032f 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -63,6 +63,9 @@ importers:
       '@phosphor-icons/core':
         specifier: ^2.0.8
         version: 2.1.1
+      cbor-web:
+        specifier: ^9.0.2
+        version: 9.0.2
       ethers:
         specifier: 6.10.0
         version: 6.10.0
@@ -4346,6 +4349,11 @@ packages:
     resolution: {integrity: sha512-ulDEYPv7asdKvqahuAY35c1selLdzDwHqugK92hfkzvlDCwXRRelDkR+Er33md/PtnpqHemgkuDPanZ4fiYZ8w==}
     dev: true
 
+  /cbor-web@9.0.2:
+    resolution: {integrity: sha512-N6gU2GsJS8RR5gy1d9wQcSPgn9FGJFY7KNvdDRlwHfz6kCxrQr2TDnrjXHmr6TFSl6Fd0FC4zRnityEldjRGvQ==}
+    engines: {node: '>=16'}
+    dev: false
+
   /cborg@1.10.2:
     resolution: {integrity: sha512-b3tFPA9pUr2zCUiCfRd2+wok2/LBSNUMKOuRRok+WlvvAgEt/PlbgPTsZUcwCOs53IJvLgTp0eotwtosE6njug==}
     hasBin: true