I found this information for no reason. what's the meaning

This is not a simple text message. This is some kind of software. Most people play games. It will mobilize the SMS function of your mobile phone and send some personal information to someone. For example, the word translated in front of this short message is registration, followed by your mobile phone identification code, that is, IMEI code, that is, mobile phone ID card. You can find out your mobile phone model, production date and other information through that code.