OUTGOING: <iq> id=last_34 to=***@s.whatsapp.net type=get <query> xmlns=jabber:iq:last Setting chat window title Window title set createChatWindow(): finished Autoscrolling Bottom reached INCOMING: <iq> from=***@s.whatsapp.net id=last_34 type=error <error> code=501 text=feature-not-implemented