or simply "whatever" in an exagirated way.
it can also be something to describe your mood.
mimi: super whatever! mkay!
gina: which one do u like?
mimi: i dont care, super whatever!
gina: what are you doing?
mimi: super whatever!
or when describing your mood...
mimi: im like super whatever right now!(eider being sad or happy exagiratedly!)