Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAft8yYWpQu8x8Q+DUhvrrxwlXlst9qKr84oin1h3RURyFRNBacvW6vKt/7… (1,748 chars)"
  }
}