Location, Sticker Follow event Bot is added or unblocked Unfollow event Bot is blocked Join event Bot joins a group or room Leave event Bot leave a group or room Member join event User joins a group or room Member leave event User leaves a group or room Postback event User performs a postback action Beacon event User enters or leaves the range Account link event User has linked his/her LINE account with a provider's service account Device link event LINE Things device has been linked with LINE by a user operation Device unlink event LINE Things device has been unlinked from LINE by a user operation