I know wikipedia is not always a trustable source, but whoever wrote this must have known sydney very closely (So i believe this story from wikipedia has some truth in it)
“ In June 2018, after one year at Kentucky, she forfeited her eligibility to compete in college to turn professional, and signed a sponsorship deal with New Balance in October of the same year.
After a bidding war, she got an estimated $1.5 million in annual base pay from New Balance. Instead of hiring an agent specializing in athletes, McLaughlin contracted with William Morris Endeavor, a firm that typically represents Hollywood stars. “