Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCs+V6wyKTGp9Zg3nHLFIwIIl/Re63mh/cL9VoGU9SV3jOABxcePcj8x9Q5… (1,748 chars)"
  }
}