public ActionResult GetProducts([DataSourceRequest] DataSourceRequest request, Guid contractId) { var lists = expRepo.GetProducts(contractId); List <ObkExpProducts> products = new List <ObkExpProducts>(); foreach (var list in lists) { ObkExpProducts r = new ObkExpProducts(); r.ProductId = list.Id; r.ProductNameRu = list.NameRu; r.ProductCountryNameRu = list.CountryNameRu; r.ProductProducerNameRu = list.ProducerNameRu; products.Add(r); } var result = products.ToDataSourceResult(request); return(Json(result)); }