Edit Solution:
Nevermind… Right at this Moment, i found a Solution… The Function is called:
GetActionMappingbyName, that takes an GetInputSettings References and spits out a key array…
This node is just not appearing in the Context Browser… even when you disable Context sensitivity…
I created a Function Library to avoid Copy&Pasting more nodes than neccessary.
Here´re the BP Function Library Graphs: