public function update($countryId, Province &$province)
    {
        $data = $province->exportData();
        $endpoint = '/admin/countries/'.$countryId.'/provinces/'.$province->id.'.json';
        $response = $this->request(
            $endpoint, 'PUT', array(
            'province' => $data
            )
        );
        $province->setData($response['province']);
    }