LivePrices

Live price snapshot (bid/ask/last/mark) with quote ages.

Field	Type	Required	Nullable	Default	Description
SnapshotTime	datetime	No	Yes		UTC time when this snapshot was evaluated on the server.
Bid	Decimal	No	Yes		Bid price. null when not available or not requested.
Ask	Decimal	No	Yes		Ask price. null when not available or not requested.
Last	Decimal	No	Yes		Last traded price. null when not available or not requested.
Mark	Decimal	No	Yes		Mark price (MarkPreferred). null when not available or not requested.
BidAgeMs	int	No	Yes		Age in milliseconds of the Bid quote at SnapshotTime. null when Bid is null.
AskAgeMs	int	No	Yes		Age in milliseconds of the Ask quote at SnapshotTime. null when Ask is null.
LastAgeMs	int	No	Yes		Age in milliseconds of the Last quote at SnapshotTime. null when Last is null.
MarkAgeMs	int	No	Yes		Age in milliseconds of the Mark quote at SnapshotTime. null when Mark is null.