on Feb 25, 2013 i entered into sub lease agreement; i took over the apartment and am the sole person residing. after two occasions where sub leaser didn't pay rent to master tenant on time. i started sending rent directly to Master landlord. i have learned that this building is a HPD sponsored project and tenant of lease had no right to sub lease. Master landlord has taken rent and i have sent three letter to the master land lord; with no response as yet.. what rights do i have. concerned for persona; safety and my belongings