I am sure you are right but it's reported on the internets like it's true...They weren't booing but if they were they we're booing this thread
https://sport.one/day-3-of-the-nba-playoffs-father-prime-turns-back-the-hands-of-time/The Heat appeared like they were on the way to returning the favor with a blowout. But down 16 with one minute left in the third and their homecourt fans booing them, the Sixers got back in the game behind the playmaking of Ben Simmons. They cut the lead to 98-96 with less than five minutes left on a tip in by Ersan Ilyasova.
Weird...