public function getMediasAction(Request $request)
    {
        if (!$request->query->has('filters')) {
            return $this->createResponse(array());
        }

        $mediaManager = $this->getMediaManager();

        $filtersKeys = explode(',', $request->query->get('filters'));
        $medias = $mediaManager->findAllByFiltersKeys($filtersKeys);

        return $this->createResponse($medias);
    }