Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHhNZTX0r8u4MNcwsKv5JK0JDOunBS5m9808gq6aWl3nD3iYAQRvKm5kUDZ… (844 chars)"
  }
}