To create a backend notification

$postnotification_id = DB::table('articles')->insertGetId([

]);

$config['content'] = Input::get('title_kh');

$config['to'] = CRUDBooster::adminPath('articles/edit/'.$postnotification_id);

$config['id_cms_users'] = [1]; //This is an array of id users

CRUDBooster::sendNotification($config);