非公開
https://webapi.syncroom.appservice.yamaha.com/launch_app?roomName=TOMOO&roomId=c7bb903a-a080-47b1-bd55-9d028439f7dd&requirePassword=0
/ セッションか、練習
https://webapi.syncroom.appservice.yamaha.com/launch_app?roomName=TOMOO&roomId=c7bb903a-a080-47b1-bd55-9d028439f7dd&requirePassword=0