public function visit(Visitor $visitor, Generator $generator, $data)
{
parent::visit($visitor, $generator, $data->version);
$visitor->setHeader('Location', $this->router->generate('ezpublish_rest_loadContentInVersion', array('contentId' => $data->version->content->id, 'versionNumber' => $data->version->content->getVersionInfo()->versionNo)));
$visitor->setStatus(201);
}