{
  "$schema": "https://json-structure.org/meta/core/v0/#",
  "$id": "https://raw.githubusercontent.com/api-evangelist/blockchain/refs/heads/main/json-structure/com-bitcoin-op-addr-sub-payload-structure.json",
  "name": "BitcoinOpAddrSubPayload",
  "description": "BitcoinOpAddrSubPayload schema from Blockchain.com WebSocket APIs",
  "type": "object",
  "properties": {
    "op": {
      "type": "string",
      "const": "addr_sub"
    },
    "addr": {
      "type": "string",
      "description": "Bitcoin address to watch."
    }
  },
  "required": [
    "op",
    "addr"
  ]
}