Task::getReplyTo

static function getReplyTo($userId, $taskId, $postUrl, $siteId, $backUrl = '')
{
	$res = static::getLinks($userId, $taskId, $postUrl, $siteId, $backUrl);
	if (is_array($res))
	{
		list($replyTo, $newBackUrl) = $res;
		return (string) $replyTo;
	}

	return '';
}