Stefon Diggs was scheduled to make $12,708,333 base salary in 2021. @FieldYates reported $11,718,333 has been converted to a signing bonus, spreading the cap hit out.
— Sal Capaccio 🏈 (@SalSports) June 1, 2021
That leaves a salary of $990K, the minimum for a player of 6 yrs. So this is the absolute max they could convert