Animation Notify controlling Collision

I am doing a Wave Shooter like Call of Duty Zombies and I wanted my enemies to only detect collision in certain parts of their animation so it won’t trigger at the wrong moments.
So I tried utilizing as so:

But I don’t know how to get to the owner of this script that would be my BP_Enemy, and when I think I am getting somewhere, it shows a pin asking for World Context Object and I can’t find a thing explaining how to get the World I am “living”. Anyways I am lost