Who is Hugo from The Prince and the Pauper and what is their importance?

Hugo helps John Canty capture Edward, who they believe is Tom Canty. He lures Edward away from Miles Hendon's boarding house by pretending to carry a message from Miles. Hugo is described as deceitful, manipulative, and a bully. When he is finally successful in goading Edward into a fight.... Edward easily wins. As a result, Hugo hates him all the more.