OK, that headhunter is a scum. But there is no damage from your side. I don't know if you can sue him or not, but if you can there's little to gain from it, so

OK, that headhunter is a scum. But there is no damage from your side. I don't know if you can sue him or not, but if you can there's little to gain from it, so the best would be to just ignore him.