Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCYGDK6yTwXzuQflwaaN51c6+cTX69goJFR1s3dIcEZR1DD4akTcB0KoiEz… (1,748 chars)"
  }
}