Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQF3xwN6R63y6HEkGviGrqkWfVCXSQmY1yoHrmZKaowP7lB3CmqBdd+IFD/M… (1,748 chars)"
  }
}