ESPN insider Shams Charania reports Tuesday that USC women’s basketball player JuJu Watkins has agreed to a multiyear contract with Nike. A deal that will represent one of the richest shoe endorsement deals in women’s basketball for the sophomore phenom. Watkins originally signed a deal with Nike as a high school senior in October of 2022. Which is now being followed up with a lucrative extension following her breakout freshman season with the Trojans. A deal that was finalized Tuesday following negotiations led by Klutch Sports CEO Rich Paul and Watkins’ team at Klutch comprised of agent Jade…