Admin_ElementController::versionUpdateAction PHP Method

    public function versionUpdateAction()
    {
        $data = \Zend_Json::decode($this->getParam("data"));
        $version = Version::getById($data["id"]);
        $version->setPublic($data["public"]);
        $version->setNote($data["note"]);
        $version->save();
        $this->_helper->json(["success" => true]);
    }