How do I contact my administrator and how do I know who “my” administrator is?

Was the price “too good to be true”? Now you understand why.

Return it if you can.

Well, since your iPhone has an administrator (unlike most iPhones), your administrator is some IT person at the organization governing your iPhone - presumably an employer or educational institution.

Hello~ I would suggest you get your parents involved since you are a minor.

~Katana-San~

How to fix the device management