Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwE3tOdUSnp5Jwv5I+QGIlBoPeFAbSZEnuQOo3zQmYOkHGJ9vAn5QXiVeJsP… (844 chars)"
  }
}