public JsonResult GetCascadeWoredas([DataSourceRequest] DataSourceRequest request, int zoneID) { var woredasByRegion = _adminUnitService.GetWoredasByZone(zoneID); var woredasViewModel = AdminUnitViewModelBinder.BindListAdminUnitViewModel(woredasByRegion).ToList(); return(Json(woredasViewModel.ToDataSourceResult(request), JsonRequestBehavior.AllowGet)); }