public async Task <IActionResult> UploadImage(IFormFile files)
        {
            ImageViewModel entity_data = new ImageViewModel();

            try
            {
                string sub_key = _appSettings.Subscriptionkey;
                string api_url = _appSettings.VisionAPIURL;
                entity_data = await service.UploadImageAsync(files, sub_key, api_url);
            }
            catch (Exception ex)
            {
                ExceptionLog.ErrorLogging(ex);
            }
            return(View("UploadImage", entity_data));
        }