Woman sued for taking over NYC co-op in trendy neighborhood and trying to sell it — but blames city official for scheme

A Florida woman took over a co-op building in trendy Williamsburg, illegally pocketed rent and even tried to sell the building for $1.4 million, a new lawsuit claims. But phony landlord Jessica Vargas claims did nothing wrong because a city official told her ownership of the squatter-infested building was “good to go” before she allegedly…