How to pass parameter in Listview

[Ammar]

how can i pass parameter to service method..here is my code

Service Method which accept the argument

  public string AllBooks(string models)
  { 
                return models;
  }

KendoListView Binding Script
$(function () {
            var id = "ammar";
            var dataSource = new kendo.data.DataSource({
                transport: {
                    read: {
                        type: "POST",
                        url: "../../books.svc/AllBooks",
                        dataType: "json"
                    },
                    parameterMap: function (options, operation) {
                        if (operation == "read") {
                            return { models: kendo.stringify(id) };
                        }
                    }
                },
                schema: {

                    parse: function (data) {
                        return JSON.parse(data.d);
                    }
                },
                pageSize: 8
            });

            $("#listView").kendoListView({
                dataSource: dataSource,
                template: kendo.template($("#template").html())

            });

        });
   
service method not call,in firebug i saw Post tab when service method call following is the format which is going to be pass,i think this is the reason why service method not call..please someboy tell me where i m wrong