Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDpO71cD2C0Kig/ypYV+UBxwZNq2Mulwm7Lanjc3W5+9xaesTbPH4Iodp9W… (1,748 chars)"
  }
}