They paid him nothing. The auction was for the settlement of debts in bankruptcy court. Basically, the courts seized his assets including Infowars and auctioned them off to cover the outstanding debts owed.
Per NPR: The sale, which still needs to be approved by a bankruptcy judge, includes Jones' studio and equipment, his lucrative online nutritional supplement store, domain names, customer lists and some of his social media accounts.
So it'll be fun when all settled
Hopefully not enough to cover all debts still owed. I want him fully bled dry