The cynic in me says this is an appropriation of white culture.
Lady Liberty is a white european idea and concept. Depicted not as anything other than some form of white female figure. Going back to the foundational law structures of the great ancient histories of Greece and Rome.
Second, this design is obvious to give Mooch a coin of her own while saying its a black lady liberty.
I think Obama in his racial obsession probably wanted to unnerve whites and feed black nationalism but I think things like this might have the opposite effect.