Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwG/8EF5Odj1nEXo+4cLhBAFD7IXuHrE+f0b1YkTvxrpmz0giVftSyC2r7mg… (844 chars)"
  }
}