public function get($webhookId, array $fields = array())
    {
        $params = array();
        if (!empty($fields)) {
            $params['fields'] = implode(',', $fields);
        }
        $response = $this->request('/admin/webhooks/'.$webhookId.'.json', 'GET', $params);
        return $this->createObject(Webhook::class, $response['webhook']);
    }