Input to IRealtimeRecordingLedger.StampFile. An omitted field is left as stored.
Optional
The recording's MJ: Files id.
MJ: Files
The recording's media kind.
The recording's t0 (RecordingStartedAt).
RecordingStartedAt
Input to IRealtimeRecordingLedger.StampFile. An omitted field is left as stored.