Sort Users list by ID Descending as default

switch ($modx->event->name) {
    case 'OnManagerPageBeforeRender':
        if($controller->config['controller'] == "security/user") {
            $controller->addHTML('
                <script>
                    Ext.ComponentMgr.onAvailable("modx-panel-users", function () {
                        this.items[1].items[1].baseParams = {
                            action: "security/user/getList",
                            usergroup: MODx.request["usergroup"] ? MODx.request["usergroup"] : "",
                	    sort: "id", 
                            dir: "desc"
                        };
                    });
                </script>
            ');
        }
    break;
}