Nick Timiraos of the Wall Street Journal is the one to watch for Federal Reserve information, especially during a blackout period. If there is anything the Fd needs to convey while officials are prohibited from speaking during this period they'll use Timiraos to do so.

While this is not some leaked info its interesting nonetheless:

fomc preview 25 October 2023

The Federal Open Market Committee (FOMC) meet on October 31 / November 1.