HistoricalDataPoint

Common per-point fields shared by NAV and metric points. The owning series carries the target identity.

Field	Type	Required	Nullable	Default	Description
Source	HistoricalDataPointSource	Yes	No		Point source.
RawId	int	No	Yes		Raw source row id. Null for rollup points.
Rollup	HistoricalRollupInfo	No	Yes		Rollup metadata. Null for raw points.
TimestampUtc	datetime	Yes	No		Effective point timestamp in UTC. Raw points use the source observation time; rollup points use the source-last observation time within the bucket.