The recordings to delete in <DeleteRecordFile>.
optional
chnbits: bigint
A 64-bit channel bitmask; presumably bit n selects channel n.
optional
streamType: number
Stream type, 0 to 7.
optional
bmerge: number
A merge flag; its effect is not established.
optional
startTime: DeleteRecordFileTime
Start of the window to delete.
optional
endTime: DeleteRecordFileTime
End of the window to delete.