Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCo431KRAzHuLUly6oRoZG9YMv7JCYocgZXTsINk73ZzXkhG3JE8bP9OkBD… (1,748 chars)"
  }
}