Alchemy Transfers Api Asset Transfers Result Structure

{
  "$schema": "https://json-structure.org/meta/core/v0/#",
  "$id": "https://raw.githubusercontent.com/api-evangelist/alchemy/refs/heads/main/json-structure/alchemy-transfers-api-asset-transfers-result-structure.json",
  "name": "Asset Transfers Result",
  "description": "Result payload containing the list of asset transfers.",
  "type": "object",
  "properties": {
    "transfers": {
      "type": "array",
      "items": {
        "type": "object",
        "name": "Asset Transfer",
        "description": "Represents a single asset transfer event on the blockchain.",
        "properties": {
          "blockNum": {
            "type": "string",
            "description": "Block number of the transfer in hexadecimal.",
            "example": "0xfda53c"
          },
          "hash": {
            "type": "string",
            "description": "Transaction hash of the transfer.",
            "example": "0xabc123def456abc123def456abc123def456"
          },
          "from": {
            "type": "string",
            "description": "Sender wallet address.",
            "example": "0x0000000000000000000000000000000000000000"
          },
          "to": {
            "type": "string",
            "description": "Recipient wallet address.",
            "example": "0xd8da6bf26964af9d7eed9e03e53415d37aa96045"
          },
          "value": {
            "type": "double",
            "description": "Transfer value in native units.",
            "example": 1.0
          },
          "asset": {
            "type": "string",
            "description": "Asset symbol (e.g., ETH, USDC, or NFT collection name).",
            "example": "ETH"
          },
          "category": {
            "type": "string",
            "description": "Transfer category (external, internal, erc20, erc721, erc1155).",
            "enum": [
              "external",
              "internal",
              "erc20",
              "erc721",
              "erc1155"
            ],
            "example": "external"
          },
          "metadata": {
            "type": "object",
            "name": "Transfer Metadata",
            "description": "Additional metadata for an asset transfer.",
            "properties": {
              "blockTimestamp": {
                "type": "datetime",
                "description": "ISO 8601 timestamp of the block.",
                "example": "2026-04-19T10:00:00Z"
              }
            }
          }
        }
      },
      "description": "List of asset transfer events matching the query."
    },
    "pageKey": {
      "type": "string",
      "description": "Pagination key for retrieving the next page of results.",
      "example": "abc123nextpage"
    }
  }
}