The 700 were invited [forced] State and County workers who were bused in to act like they supported Joe.
Clyburn just visited precincts tasked with ballot harvesting and counting in the few days before, to rally the troops.
Read:
James Clyburn Visits 10 Key Precincts for Ballot Collection in Three Wisconsin Cities (Madison, Milwaukee, Beloit) and No One Notices
By Sundance
https://americafirstnews.substack.com/p/james-clyburn-visits-10-key-precincts
Excerpt:
JAMES CLYBURN – […] “I think Joe Biden is doing exactly what he needs to do to win reelection. Something is amiss with the polling.”