Who is Savva Suvorin from Russka: The Novel of Russia and what is their importance?

Savva Suvorin owns a successful business that produces cloth. Over the course of the novel, Savva's father is exiled to Siberia, while he himself hides out in Moscow. Savva marries and has a son before being caught and returned to his home in Russka, where he is held as an escaped serf.