Platform, device version and operating system:
Android
Screenshot or image:
NA
What you were expecting to happen, and what actually happened:
I expect a notification of a guild maze triggers a let rescue.
There isn’t one.
How often does this happen? When did it begin happening?
Every time someone triggers a pet rescue.
When you switched notification providers
Steps to make it happen again
Have a guild mate trigger a pet rescue battle.
Hello 
This is currently a Known Issue that is under investigation by the development team.
For more information please refer to this article here: https://gemsofwar.zendesk.com/hc/en-us/articles/11032758878991-Guild-Notifications-not-sending-on-mobile
You should really find a way to announce these things in the game like any other more complex game does.
Too much is outside of the game, and it’s 10 years old. You should have fixed it by now, just saying…