Jira API Token Help
Official Documentation
https://confluence.atlassian.com/cloud/api-tokens-938839638.html
Please make sure API user:
Is part of default groups i.e. site-admin, administrators, system-administrators
Is one of above default groups has permission to Administer Jira and Browse Users and Groups.
Go to Jira Settings > System > Global Permissions.
Create API TOKEN
Go to your Atlassian Profile i.e. https://id.atlassian.com/manage-profile
Go to Security Tab and Click Create and manage API tokens
Click Create API Token
use below for Google group sync
user_email:api_tokene.g.
hello.world@example.com:nd923dj9hr923j9dj2