These are generated by a docker ouroboros (https://github.com/pyouroboros/ouroboros/wiki/Notifications). It is using apprise for notifications...
This is an example I get on Pushbullet:
And this is how I get it on Join:
I have set up ouroboros notifications (which uses apprise) via Join. It appears that all notifications I receive are clipped to just two lines....
Separate names with a comma.