public async Task <IActionResult> SendData(string url, string data, string method)
        {
            var model = String.Empty;

            switch (method)
            {
            case "Get":
                model = await _httpHelper.GetAsync(url);

                break;

            case "Post":
                model = await _httpHelper.PostAsync(url, data);

                break;

            case "Put":
                model = await _httpHelper.PutAsync(url, data);

                break;

            case "Delete":
                model = await _httpHelper.DeleteAsync(url);

                break;
            }

            return(View("Index", model));
        }