Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBDfHOb/Xo2TtE77AUKyhLZGeVvzh9V8XLs8sMYA0MBBhkXZzRYy6G0n/EE… (1,748 chars)"
  }
}