Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwD1xEz0q+B+GwKi9VIv1VKXCWv0tWYt8REgNXHAHhgOCQdOuDpmmneOd9Yy… (844 chars)"
  }
}