Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFDzVzP0BPkJrBaAv0DUw24CjjXkv6A5MpkRlv/UdBckmVq2JUBqc3Lr8gq… (844 chars)"
  }
}