Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCpNO6O8NnFWHo2OWA+4W1JNsO9NcROeHeVcEy3gPE3MSkSpIEfLrvRh+jt… (1,748 chars)"
  }
}