Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB2GrYD/c/Cnq/aKNwBX+CejeBv4pouZMYOlChwbzabETgRZJcLMQvI66Ts… (1,748 chars)"
  }
}