Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDFsj8im4NfZvvg1jTNiUE3WdLecu4M4fRalP4f7NUqbCBy7DuCC+6xIf+3… (1,748 chars)"
  }
}