Juventus midfielder has moved to Fiorentina.
Rolando Mandragora, 25, has become the new player for the Florence-based club.
The Turin club will receive €8.2m for the Italian midfielder. The money will be paid over three seasons.
In addition, Juve could receive €1m in bonuses if the player achieves certain goals.
Mandragora played for Torino last season. He provided two assists in 21 Serie A games