Docusign Insight - How to configure Email Annotation in SA 7.x
If deployed in a cloud environment, in the Analytics configuration, find UiAnnotations and add "Email". Note that this should be done at the parent level, but if there are any changes below, it may not load properly.
Without swarm, edit the application.conf on the SA node. Under services, there will be a section for UIAnnotations where you can add another line with "Email".