Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwD9j1NlFsKuE5qJDE81g50tW70YVd9bESLWuqxHR5YodgFg+EZYtCVQB/Qd… (844 chars)"
  }
}