public function members($status = 'subscribed', $opts = null) {

        $payload = array(
            'id' => $this->listId,
            'status' => $status
        );

        if (!is_null($opts)) {
            $payload['opts'] = $opts;
        }

        $apiCall = 'lists/members';
        $data = $this->requestMonkey($apiCall, $payload);
        $data = json_decode($data, true);
        if (isset($data['error']))
            throw new MailchimpAPIException($data);
        else
            return isset($data) ? $data : false;

    }