Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBIQDZg6dUdu0+Lk5kKTgepyJYgEvrCX83onPYiv1pdrzIz9Yj3hLXjk3D9… (1,748 chars)"
  }
}