Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCltB2L9KibA1suo4zVJe8+12BOnLRmS/a+Xl8lJ7DtbmGkh0PUAd1GChpw… (1,748 chars)"
  }
}