There are 3 ways to respond to a notification.
Click on a notification
Notifications can be found in the notification centre (1) or on the timeline (2) (messages with a icon in the lower left corner of the tile). By clicking on the notification, you will be directed to the Sensor, KPI or Task page to get more insight why the notification has been send.
Reply on an notification
You can reply to a notification by clicking on the message in the timeline (2) with a icon in the lower left corner of the message tile. Then press the "plus" icon in the lower right corner (3).
Then you can type a response to the notification (4). Everyone using the innius Insight app can see your response.
In the notification centre you can dismiss all notifications at once (5), or individually (6).