Drawing of a hunchback, Rome, 18th s.P.L. GHEZZI?

Drawing and brown ink, with highlights of sepia and grey wash, representing a man, hunchback, wearing a long coat.
He is looking up to the sky, one hand wearing a hat (or a cloth), the other in the pocket.
Italy, 18th c.
Attributed to Pierre Leone GHEZZI, Roman painter and caricaturist (1700-1750).
Good condition, probably cut off to the right.