The user performing the action is not logged when adding a user to a group via the admin UI

Issue Summary

The user performing the action is not logged when adding a user to a group via the admin UI.

Steps to Reproduce

1. Browse to https://admin.atlassian.com/ -> Product -> Manage users (from the ... option)
2. Add a user to the group

Expected Results

The user performing the operation is recorded in the Jira or Confluence UI and when requesting the audit log events via the GET /rest/api/3/auditing/record REST API endpoint.

Actual Results

In Jira, the Author column shows JIRA as the user who performed the operation:

In Confluence, the User column shows System as the user who performed the operation:

When using the GET /rest/api/3/auditing/record REST API, no authorAccountId is returned.

Workaround

Currently there is no known workaround for this behavior. A workaround will be added here when available