See current.png for the current situation and expected.png for the way it should be.

The current situation is bad, because:

• the variables do not belong to the MI body scope; they are not visible in that scope
• it is not possible to distinguish which variable pair belongs to which MI instance based on activity instance IDs

Also check for historic details.

Forum post: https://forum.camunda.org/t/historyservice-reporting-issue/1567