After generating a report, the results of your query are
        listed in the report pane. This section lists the columns available for the relevant
        reporting task. 
        
            Camera: 
 Camera name.
 
Custom
                        fields: 
 The predefined custom fields for the
                            entity. The columns only appear if custom fields are defined for the
                            entity, and if the custom fields were made visible to you when they were
                            created or last configured.
 
End time: 
 End of the time range, playback sequence, or
                            video sequence.
 
Source
                            (entity): 
 The name of the system the camera
                            belongs to.
 
Start time: 
 Beginning of the time range, playback
                            sequence, or video sequence.