Experienced, knowledge and skills. Not even you have that physical advantage it won't work for a kind of Mayweather type of a champion,
But likewise, no one knows what might be the outcome of this fight. Until we ain't heard the final bell and the announcer announce the winner, maybe you'll win or much probably you'll lose.

A risk to take if you do have good spare which you are willing to let go anytime!

They should move the date again, the Pacquiao vs Crawford is also scheduled in June 5, 2021 according to the news.
of course, people will watch a real fight than an exhibition fight.