剑道网格将数据发送回控制器为空

当我试图发布整个剑道网格回来时，我没有在控制器中接收对象，它是空的。我在工具栏上添加了一个自定义按钮，当我点击它时，它应该做一个帖子回来。小提琴手的请求显示正在发回的数据，但我不能在控制器接收它?

这是从fiddler捕获的，HTTP POST请求

POST http://localhost:59457/api/data/SaveBill HTTP/1.1主持人:localhost: 59457连接:维生内容长度:24接受:application/json, text/plain， /来源:http://localhost: 59457用户代理:Mozilla/5.0 (Windows NT 6.1;Win64;x64) AppleWebKit/537.36 (KHTML，像Gecko) Chrome/48.0.2564.116 Safari/537.36内容类型:application/json; charset = utf - 8推荐人:http://localhost: 59457/Accept-Encoding: gzip, deflate接收语言:en - us, en; q = 0.8

[{" Id ": 1、"名称":"约翰"}]

控制器上的代码

  public IHttpActionResult SaveBillingGroupMap([FromBody]test models)
        {
            var x = HttpContext.Current.Request.InputStream;
            //var employees = this.DeserializeObject<IEnumerable<test>>("models");
            throw new NotImplementedException();
        }
  public class test
        {
            public int Id { get; set; }
            public string Name { get; set; }
}

     $scope.mockdata = new kendo.data.ObservableArray([{
            "Id": 1,
                "Name": "John"
                }, {
                "Id": 2,
                "Name": "Joe"
                }, {
                "Id": 3,
                "Name": "Jack"
                }]);
                    $scope.sportsGrid = new kendo.data.DataSource({
                    // data: $scope.mockdata,
                    transport: {
                        read: function (e) {
                            e.success($scope.mockdata);
                },
                    update: function (e) {
                                console.log("Update", e);
                                },
                                        destroy: function(e) {
                                console.log("Destroy", e);
                        },
                                    create: function(e) {
                        console.log("Create", e);
                    },
                                    parameterMap: function (options, operation) {
                                if (operation !== "read" && options.models) {
                                    return {
                                        models: kendo.stringify(options.models)
                        };
                        }
                        }
                        },
                            batch: false,
                                            pageSize: 5,
                            change: function (e) {
                        console.log("change: " +e.action);
                        if (e.action === "remove") {
                                                    this.sync();
                                        }
                            // do something with e
                        },
                                schema: {
                                            model: {
                                    id: "Id",
                                    fields: {
                                    Id: {
                                        type: "number"
                                        },
                                        Name: {
                                        type: "string"
                                        }
                                    }
                                    }
                                        }
                                    });

   $scope.options = {
                sortable: true,
                    pageable: true,
                editable: true,
                toolbar: ["create", "cancel", {
                    text: "Custom"
            }],
                columns: [{
                field: "Id",
                    title: "ID"
        }, {
            field: "Name",
            title: "Name"
        }, {
                    command: ["destroy"],
                        title: " ",
                            width: "150px"
                        }],
                    edit: function(e) {
            if (e.model.Name == "Joe") {
                this.closeCell();
                }
        }
                };
    $("#sportsSetupGrid").on("click", ".k-grid-Custom", function (e) {
        var models = JSON.stringify($("#sportsSetupGrid").data().kendoGrid._data);

        $http({
        method: 'POST',
        url: 'api/data/SaveBill',
        data: models,
        contentType: "application/json",
            dataType:"JSON"
    });
            e.preventDefault()
            });

这是html

     <div kendo-grid k-options="options" k-data-source="sportsGrid" id="sportsSetupGrid" ></div>