Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDzy8Dg6kjiH9A7oGpF8RhD/z0ZIvHQ+nm18tW5OVaWeFZhZRK+6Et+U57W… (1,748 chars)"
  }
}