Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC6dd8ioUlC6/3Ht3mEVBVnp7qcNFgO7qsQEw0xqmTr2RtMqcGhhLkjnQ6O… (1,748 chars)"
  }
}