I don't wanna hear what you were, what you coulda
I represent all the girls that stood up

from Nicki Minaj (Ft. Lil Wayne) – Go Hard Lyrics on Rap Genius

It means she doesnt want to know about what you could have done or what you wish you had done. She reps the girls who kept trying no matter what and that took a stand, not those who sat back and watched

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