public function triggerHook()
    {
        $hookUrl = $this->getLink('#hook');
        $options = [];

        // The API needs us to send an empty JSON object.
        $options['json'] = new \stdClass();

        // Switch off authentication for this request (none is required).
        $options['auth'] = null;

        $this->sendRequest($hookUrl, 'post', $options);
    }