protected function init()
{
parent::init();
$this->name = Piwik::translate('UserId_UserReportTitle');
$this->subcategoryId = 'UserId_UserReportTitle';
$this->documentation = '';
$this->dimension = new UserId();
$this->metrics = array('label', 'nb_visits', 'nb_actions', 'nb_visits_converted');
// This defines in which order your report appears in the mobile app, in the menu and in the list of widgets
$this->order = 9;
}