Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQA/siD06jUT1UyhhgT3+DaT0aWKmDPwgrEcwLx9zTkudAHNn8vgf6fXvbwh… (1,748 chars)"
  }
}