Namespace LINE\LINEBot\Event\MessageEvent
| AudioMessage | A class that represents the message event of audio. |
| ImageMessage | A class that represents the message event of image. |
| LocationMessage | A class that represents the message event of location. |
| StickerMessage | A class that represents the message event of sticker. |
| TextMessage | A class that represents the message event of text. |
| VideoMessage | A class that represents the message event of video. |