public function serializePayload(ControllerContext $controllerContext) { return ['contextPath' => $this->getNode()->getContextPath(), 'parentDomAddress' => $this->getParentDomAddress(), 'siblingDomAddress' => $this->getSiblingDomAddress(), 'mode' => $this->getMode(), 'renderedContent' => $this->renderContent($controllerContext)]; }