Did you check any of the wallets or whatever? I don’t know how to do that, but they’re probably empty anyway.
nostr:npub1hg5g87620a3vhpgmna2pzevhj88lkt3lezus76p7u5y37sfcszsszktya9 nostr:npub1ekcftpq3nynlcj2fyjeg67znskwgv5glxffyxsrd9m9488h9jqlsyfc8rr A quick #google search reveals that these are likely #xpub #crypto key leaks. Yikes.
And the tricky thing is, since this is posted via #nostr, removing the content might be hard to do, I'd imagine
nostr:npub108pv4cg5ag52nq082kd5leu9ffrn2gdg6g4xdwatn73y36uzplmq9uyev6 does #nostr (or even #mostr) have a proper mechanism for restricting, moderating, or censoring this sort of content?

Discussion
Also no, there isn’t a way to censor things unless every relay admin agrees to delete it, and even then ppl can still have their copies.