>For example, see the arrest of the leader of the Proud Boys (for events prior to Capitol, but played active role on Parler encouraging proud boys violence that day)

You seem to be talking about Enrique Tarrio, the latino leader of the "Proud Boys" who was arrested when he stepped off his plane, for the crime of burning a blm symbol in DC the month before.

https://www.nbcnews.com/news/us-news/proud-boys-leader-arres...

But you also seem to be trying to correlate that to this event. I don't know how they are related to Parler, can you explain?