You will receive after that:
PSN Account + Password
Email and password
Date of birth
RP Level 180
1000 Million Total Assets (200M Cash +800M Casino)
This account can be used instantly on the normal version of GTA V for PS4 and PS5. (It won't work on the PS5 Enhanced Version.)
You can use the old version of GTA 5 Online on your PS5 console without any issues.