@Darkmaiden666 It's possibly even more direct than just her team, a woman who's name is redacted signs off an email to Epstein "Jx" as rowling has in tweets

https://www.justice.gov/epstein/files/DataSet%2010/EFTA01896613.pdf

https://web.archive.org/web/20200601094240/https://twitter.com/jk_rowling/status/740580384358948864