public async Task <IActionResult> Run(
            [HttpTrigger(AuthorizationLevel.Anonymous, "get", "post", Route = null)] HttpRequest req)
        {
            string requestBody = await new StreamReader(req.Body).ReadToEndAsync();
            var    model       = JsonConvert.DeserializeObject <NotificationModel>(requestBody);

            var output = new ModelBase();

            try
            {
                if (!model.UserName.Equals(optionsApp.Value.UserName))
                {
                    output.AddError("Wrong Username");
                }

                if (!model.Password.Equals(optionsApp.Value.Password))
                {
                    output.AddError("Wrong Password");
                }

                if (!output.IsValid)
                {
                    return(new BadRequestObjectResult(output.GetJson()));
                }

                var result = await notificationService.MakeCall(model).ConfigureAwait(false);

                output.Errors = result.Errors;

                return((ActionResult) new OkObjectResult(output.GetJson()));
            }
            catch (Exception ex)
            {
                output.AddError(ex.Message);
                return(new BadRequestObjectResult(output.GetJson()));
            }
        }