The National Liberty Alliance filed a 2nd Amendment Action at Law against the Governor and both houses of New York State in the United States District Court for the Northern District of New York, Case# 1:18-cv-392. The preliminary hearing is set for July 2nd at 10 am.
More details are available here: https://www.nationallibertyalliance.org/new-york-safe-act-lawsuit
The National Liberty Alliance is an organization you should check out.