来电弹屏来电单位空值时，修改时没法修改

codegit/CallCenterApi/CallCenterApi.Interface/CallCenterApi.Interface/Controllers/customer/CustomerController.cs

                             int n = bll.Add(model);
                             if (n > 0)
                             {
-                                return Success("新增成功！", model);
+                                return Success("新增成功！", n);
                             }
                             else
                             {
                             model.F_Telephone = mobile;
                             if (bll.Update(model))
                             {
-                                return Success("修改成功！", model);
+                                return Success("修改成功！", model.F_CustomerId);
                             }
                             else
                             {