public function indexAction()
{
$this->response->setHeader('Content-Type', 'application/json');
$contentModuleUri = $this->getControllerContext()->getUriBuilder()->reset()->setCreateAbsoluteUri(true)->uriFor('index', array(), 'Backend\\Backend', 'Neos.Neos');
return json_encode(array('contentModuleUri' => $contentModuleUri, 'sites' => $this->menuHelper->buildSiteList($this->controllerContext), 'modules' => $this->menuHelper->buildModuleList($this->controllerContext)));
}