Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDJNJBYtBByOI6HaOGkWHPuywiA5/MtEDlC6XmPHUP0rUoOGnbG6xp1hJRQ… (844 chars)"
  }
}