This Substack link includes an email to copy & paste to the Treasury to demand privacy protection.

No idea if it will actually help, but if thousands send it there could be a greater impact. Feeling so alarmed, I have to try SOMETHING -- no idea if Congress will!
https://www.qasimrashid.com/p/how-do-we-stop-the-south-african?r=907hb&utm_campaign=post&utm_medium=web