Trump vs Powell: What happens if Trump fires the Fed Chair?

What would happen if Trump decided to fire the Fed chair Jerome Powell. Yesterday's media circus really ignited a lot of questions on just the technicalities of removing the current Fed chair. One of the big questions would be whether Jerome Powell would actually take the dismissal serious or would he try to show up to work the next day only to find Trump preventing him from entering the office.If he does decide to stay at home, who takes his place. Would it be vice chair uh Jefferson stepping in or would w ...