Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBa8wMaB+Wl3c7JhS2ySWDQZfArjPrt9YE5jOs6tIkunHAapg/ZYnKo+RH/… (1,748 chars)"
  }
}