Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBqjhSgsmfXusMW/NQdsu2oydREgZOGIbm68SWjpMQ5QniZ9fUiTqXq4cP2… (1,748 chars)"
  }
}