Waaw, that was quick! Within 3 days I got the following reply:
Thank you for your report of abuse using a Google Account.
We have reviewed the account reported and taken appropriate action per our Terms of Service (TOS). For further details about the Google Terms of Service, you can visit:
Please note, Google is unable to disclose the action taken on
another user’s account with a third party.
Thank you again for your help in keeping Google users safe.
The Google Team