Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQKOX9MQIsm5TvUyafFLppSLC8Wh9pm1/Nplwk4aNNfY0iA146OOEsUANbox… (1,748 chars)"
  }
}