@using Models.Model
@model Models.Model.SocialMedia

 $(function () {
            $('#Button_Click').on('click', function () {
                /*var media = $(".action-post").val();*/
               
                $.ajax({
                    type: "POST",
                    url: '@Url.Action("Index")',
                    datatype: "json",
                    data: {SocialMedia},
                    success: function (data) {
                        $(".downlines").html(data.MediaList);
                        $(".txt.post").html(data.FullName);
                        $(".departmen.post").html(data.Departmen);
                        $(".article").html(data.Message);
                       /* $('.downlines').html(data);*/
                    }, error: function (data) {
                        alert("hatalııı");
                    }

                });
            });
        });

This is my javascript code.Above is my model.In order to send data from data to httppost, I need to write the model to the data.I wrote the name of my model directly, but it did not accept. Where is my mistake?