This is useless. You can't stop Collective Shout (their campaign almost surely falls under First Amendment rights), and even if you could, 30 minutes later a new group pops up. Plus your message would fall completely on deaf ears for anyone who agrees with Collective Shout.
Bring attention to the fact that payment processors are acting as active censorship of legal content, rather than neutral infrastructure. Emphasize that if they can censor legal content, anything could be next, including but not limited to political donations of a specific party.
Collective Shout is a foreign organization attacking American companies. The First Amendment does not mean you get to speak and advocate in secret, and it only applies to American residents.
Bring attention to the fact that payment processors are acting as active censorship of legal content, rather than neutral infrastructure. Emphasize that if they can censor legal content, anything could be next, including but not limited to political donations of a specific party.