Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQH9uBv3BdQVsdDjq1Xs+0XdZTRJA8RpSORIMcuPFcyDcEuS3bwEyt2Ilg3u… (1,748 chars)"
  }
}