To provide guest access to the reports in the AdJust interface, log in to the service account and go to the settings page.
If you want to provide guest access to all your applications, click «Add User», enter your e-mail for which the access should be granted, and mark the «Reader» option as in the image below. Then click «Create».
If you want to provide guest access to some specific applications only, select the «Custom» item when creating a user account, and then select the «Reader» option for the desired application in the application list.