@frocksupreme Trans people have more safety in numbers here than POC.
One very easy trick to hide dogpiling from everybody else is to make a followers-only post and tag the person you're harassing.
Also, white folx like us don't always recognize racism for what it is when we see it.
For the history, https://logicmag.io/policy/blackness-in-the-fediverse-a-conversation-with-marcia-x/ is a good read
On what you can do now, https://privacy.thenexus.today/start-making-the-fediverse-less-toxic/

