public ActionResult Edit(RedirectEntity entity)
        {
            if (!ModelState.IsValid)
            {
                return(View(entity));
            }

            var model = _redirectService.GetById(int.Parse(entity.Id));

            model.Alias = entity.Alias;
            model.Url   = entity.Url;

            _redirectService.Update(model);

            return(RedirectToAction("Index"));
        }