GCM is no longer possible (only FCM)

[SledgehammerPL]

The first task is to change sender_id field type from numeric to text

[Mechazawa]

I've been afraid of this happening for quite a while. I'll need to take a look at the fcm docs asap.

[SledgehammerPL]

After few days of investigations i think i was wrong - sender_id is still numeric field. I think it should works but no idea why it isn't.