Maybe. But connecting an organ designed to discharge urine and semen with a sewage discharge pipe is one way to commit suicide, just not very efficient.
Well the suicide theory is connected to his lifestyle. The story is that he was blackmailed into killing himself or his affair with a government official would be revealed (causing him possible exile and his family embarrassment). What’s sad is that he certainly would not have been exiled. The Tsar would have thrown the accusation in the garbage like he did with such accusations about notables all the time.