public async Task <IActionResult> Add([Required][Url]
                                              string url = "https://play.google.com/store/apps/details?id=com.instagram.android&hl=ru&gl=US")
        {
            if (ModelState.IsValid)
            {
                long id = await _applicationService.AddOrGetId(url);

                return(Ok(id));
            }

            return(BadRequest());
        }