After receiving the text message, I was told that I had collected relevant evidence and videos of illegal work.

Obviously, he is a liar. First, if he really finds evidence and wants to blackmail you, he will definitely send you photos or other powerful evidence to make you understand the urgency of the matter, instead of just saying a few words. Second, if I just expose you, I won't tell you. Third, news, headlines, they don't care about things, and they don't explode. Fourth, it is easy to meet people who know you when you ask questions in Baidu. It is suggested to change the information, avatar and other things to prevent them from being recognized by acquaintances.