Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDCEQnS0OzaPrxfcyCJThHQWVzQzElUFr6X9OKLwNmnb1siX9PRB2x/ggG3… (1,748 chars)"
  }
}