public async Task <IActionResult> AddDemo([FromBody] DemoModel model)
        {
            Dictionary <String, Object> dctData = new Dictionary <string, object>();
            HttpStatusCode statusCode           = HttpStatusCode.OK;
            TranStatus     transaction          = new TranStatus();

            try
            {
                transaction = await idemo.AddDemo(model);
            }
            catch (Exception ex)
            {
                transaction = CommonHelper.TransactionErrorHandler(ex);
                statusCode  = HttpStatusCode.BadRequest;
            }
            dctData.Add("Status", transaction);
            return(this.StatusCode(Convert.ToInt32(statusCode), dctData));
        }