API Token: Jira API Token. See the docs for more information on how to generate this key. API Token is used for Authorization to your account by BasicAuth.
Domain: The Domain for your Jira account, e.g. airbyteio.atlassian.net, airbyteio.jira.com, jira.your-domain.com
Email: The user email for your Jira account which you used to generate the API token. This field is used for Authorization to your account by BasicAuth.