public function speak($message, $roomId, $isPaste = false)
    {
        $page = '/room/'.$roomId.'/speak.json';

        if ($isPaste) {
            $type = 'PasteMessage';
        } else {
            $type = 'TextMessage';
        }

        return $this->getPageByPost($page, array('message' => array('type' => $type, 'body' => $message)));

    }