public function getAllNotifikasi()
 {
     $client = new Client(HelperController::getHost(), HelperController::getPort());
     $client->getTransport()->setAuth(HelperController::getUserNeo4j(), HelperController::getPassNeo4j());
     $label = $client->makeLabel(HelperController::getLabelNotifikasi());
     $nodes = $label->getNodes();
     $status = 'success';
     $result = array();
     $properties = array();
     foreach ($nodes as $node) {
         $properties['id'] = $node->getId();
         $properties['properties'] = $node->getProperties();
         array_push($result, $properties);
     }
     return response()->json(array('status' => $status, 'data' => $result));
 }