schema.json

{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "http://vendia.net/schemas/demos/product.json",
  "title": "Product",
  "description": "Product information",
  "type": "object",
  "properties": {
    "Product": {
      "description": "Product information",
      "type": "array",
      "items": {
        "type": "object",
        "properties": {
          "name": {
            "description": "Product name",
            "type": "string"
          },
          "sku": {
            "description": "Product SKU",
            "type": "string"
          },
          "description": {
            "description": "Product description",
            "type": "string"
          },
          "price": {
            "description": "Product price",
            "type": "number"
          },
          "tags": {
            "description": "Product tags",
            "type": "array",
            "items": {
              "type": "string"
            }
          },
          "size": {
            "description": "Product size",
            "type": "string",
            "enum": ["S", "M", "L", "XL"]
          }
        }
      }
    }
  }
}