You can see the issue details inside the Panorama, when you click on the issue inside your structure.
All the fields that you can see there, are editable. You can also add comments to the issues.
Issue details view inside the Panorama
In this moment it’s not possible to view or edit all issue fields that you have in Jira in this view. This possibility was requested by a few of our users already, so it’s likely to appear on our roadmap. If you also want it to appear on our roadmap, let us know.