public IActionResult Download()
        {
            using (var client = new System.Net.WebClient())
            {
                var data = client.DownloadData("");
                var cd = new ContentDisposition
                {
                    FileName = "",
                    Inline = false
                };
                Response.Headers.Add("Content-Disposition", cd.ToString());

                return File(data, "");
            }
        }