Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCxD/g46D+cuHzRUFnp9+VN2z5fQXAYYy3AjhbWfryROA7xglxblX55IwJe… (1,748 chars)"
  }
}