Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQEApGaaCU5wW2cqTe/5kjOdaDLcaWgAUKgMgmn+GiPbhQL5oo8jJu60ZnGf… (1,748 chars)"
  }
}