public ActionResult Index(int page = 1, int pageSize = 50)
        {
            var methods = _paymentMethodService.Query()
                          .OrderByDescending(x => x.Id)
                          .Paginate(page - 1, pageSize)
                          .Transform(x => new PaymentMethodRowModel(x))
                          .ToPagedList();

            return(View(methods));
        }