Session log
                Qlik Sense Engine Service (QES)
The following fields are specific to the Session log for the QES:
- ActiveUserDirectory: The user directory for the user.
 - ActiveUserId: The ID of the user.
 - EngineTimestamp: The time when the QES wrote the log message to file.
 - EngineThread: The ID of the thread that was used when the QES wrote the log message to file.
 - ProcessId: The ID of the QES process from which the log message originates.
 - Exe Version: The version number of the QES process.
 - Server Started: The time when the QES started.
 - AppId: The ID of the app that was loaded by the finished engine session.
 - App Title: The title of the loaded app that was used during the finished engine session.
 - Doc Timestamp: The last modified timestamp of the app that was loaded by the finished engine session.
 - Exit Reason: The reason for the engine session to finish.
 - Session Start: The time when the engine session started.
 - Session Duration: The duration (in days) of the finished engine session.
 - CPU Spent (s): The CPU time (in seconds) that was spent handling requests during the finished engine session.
 - Bytes Received: The number of bytes of data that were received during the engine session.
 - Bytes Sent: The number of bytes of data that were sent during the engine session.
 - Calls: The number of calls that were made during the engine session.
 - Selections: The number of selections that were made during the engine session.
 - Authenticated User: The authenticated user that used the engine session.
 - Secure Protocol: An on/off flag that indicates whether the protocol was run over a secure connection.