I had this issue, and it was resolved by creating a new private app and token after enterprise was activated on the account, the private app that was created before the enterprise trial was activated does not work.
YMMV but it WorkedForMe
TM
I had this issue, and it was resolved by creating a new private app and token after enterprise was activated on the account, the private app that was created before the enterprise trial was activated does not work.
YMMV but it WorkedForMe
TM