<img id="my_image" src="test" alt="" style="width:100%; height:100%;">

  $(function () {
            $(document).on('click', '.details', function () {
                var code = $(this).attr('id');
                gettData(code);
                $("#test2").modal('show');
            });

            function gettData(code) {
                $.ajax({
                    url: '@Url.Action("RenderShowMemberPicn", "Users")',
                    data: { id: code },
                    type: "POST",
                    success: function (data) {
                        var str = "Files/Members/"+data.imagePath;
                        $("#my_image").attr("src",str);    
                    },
                    error: function (response) {

                    }
                });
            }
        });

  function gettData(code) {
        $.ajax({

            url: '@Url.Action(MVC.X.Y())',
            data: { code: code },
            type: "POST",
            success: function (data) {
                $("#title").html(data.Title);
                $("#user-image").html(data.imagePath); 
            },
            error: function (response) {

            }

        });
    }

     $(document).on('click', '.item', function () {
            
            getData($(this).data("code"));
            $("#SecondModal").modal('toggle');
        });

<a id="@item.Id" class="detail" data-toggle="modal" data-target=".bs-example-modal-lg" href="#">جزئیات</a>

<div class="modal fade bs-example-modal-lg" tabindex="-1" role="dialog" aria-labelledby="myLargeModalLabel" aria-hidden="true">
    <div class="modal-dialog">
        <div class="modal-content">
            // نتیجه اطلاعات
        </div><!-- /.modal-content -->
    </div><!-- /.modal-dialog -->
</div><!-- /.modal -->

<script type="text/javascript">
        $(function() {
            $('.detail').click(function () {
                var selectedId = $(this).attr('id');
                // نتیجه اکشن متد زیر یک پارشال ویو است
                $.post('@Url.Action("GetRequestById")' + "/" + selectedId, function (data) {
                    $('.modal-content').html(data);
                });
            });
        });
</script>