MenuID   MenuName   SubMenuName
1        Menu1      SubMenu1
4        Menu4      SubMenu4
4        Menu4      SubMenu5
4        Menu4      SubMenu6

success: function (data) {
        for (var i = 0; i < data.length; i++) {
            var card_menu = $('#id_card');
            var html = '';
            html = ''
                + '<div class="col-xl-4 col-sm-6 mb-4">'
                  + '<div class="card text-white bg-success o-hidden h-100">'
                    + '<div class="card-body">'
                      + '<div class="card-body-icon">'
                        + '<i class="' + data[i].csMenuCss + '"></i>'
                      + '</div>'
                      + '<div class="mr-5">' + data[i].csMenuName + '</div>'
                    + '</div>'
                        + '<a class="card-footer text-white clearfix small z-1" href="#">'
                          + '<span class="float-left"> ' + Show Here Sub Menu + ' </span>'
                          + '<span class="float-right">'
                            + '<i class="fa fa-angle-right"></i>'
                          + '</span>'
                        + '</a>'
                  + '</div>'
                + '</div>';
            card_menu.append(html);
        }
    },

Menu1
- Menu1

Menu4
- Menu4
- Menu5
- Menu6