LegUpdateEvent

Leg lifecycle update event.

Field	Type	Required	Nullable	Default	Description
EventId	UUID	No	No		Stable unique identifier for this event instance.
EventSeqId	int	No	No		Server-assigned event sequence id used for ordering and replay/history APIs.
EventTime	datetime	Yes	No		UTC timestamp when the event occurred on the server.
BrokerAccountId	str	Yes	No		Broker account id this leg belongs to.
PositionId	int	Yes	No		Live position id this leg belongs to.
PositionName	str	Yes	No		Position name at the time of the event.
StrategyId	int	Yes	No		Live strategy id this position belongs to.
StrategyName	str	Yes	No		Strategy name at the time of the event.
LegId	int	Yes	No		Live leg id.
LegName	str	Yes	No		Leg name at the time of the event.
Contract	LiveContract	Yes	No		Contract for this leg.
Status	LegStatus	Yes	No		Leg status.
Qty	Decimal	No	No		Current leg quantity.
RealizedPnL	Decimal	No	No		Realized PnL attributed to this leg at the time of the event.