$multiMessageBuilder = new \LINE\LINEBot\MessageBuilder\MultiMessageBuilder();
		$multiMessageBuilder->add(new \LINE\LINEBot\MessageBuilder\TextMessageBuilder(""))
								->add(new \LINE\LINEBot\MessageBuilder\ImageMessageBuilder("",""));
		$result = $bot->replyMessage($event['replyToken'], $multiMessageBuilder);
		return $result->getHTTPStatus() . ' ' . $result->getRawBody();