protected function _renderWithoutResources()
    {
        $this->_controller()->set([
            '_withJsonApiVersion' => $this->getConfig('withJsonApiVersion'),
            '_meta' => $this->getConfig('meta'),
            '_absoluteLinks' => $this->getConfig('absoluteLinks'),
            '_jsonApiBelongsToLinks' => $this->getConfig('jsonApiBelongsToLinks'),
            '_jsonOptions' => $this->getConfig('jsonOptions'),
            '_debugPrettyPrint' => $this->getConfig('debugPrettyPrint'),
            '_serialize' => true,
        ]);

        return $this->_controller()->render();
    }