The string of text is essentially a "breadcrumb" for a specific digital scam:
This sounds like a premium mod, skin, or tool for a mobile game (like Garena Free Fire or Mobile Legends ). Download Cyber Line Vip Free by@cortez8 mtz
You download a file that claims to be a theme ( .mtz ) but is actually an APK (Android app) filled with adware. The string of text is essentially a "breadcrumb"
These links usually follow a predictable pattern used by bad actors to target younger gamers and tech enthusiasts: Download Cyber Line Vip Free by@cortez8 mtz