Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwC0tO2kW+IrH0h4i6uubfxHX8EA+pnQADOYmWV5P+aTuEYGwWKLX0WDZgkA… (844 chars)"
  }
}