PositionEntryPreparationCompletedEvent

Prepare-entry job completed 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.
JobId	str	Yes	No		Job id returned by StartPreparePositionEntry.
StrategyId	int	Yes	No		Live strategy id the entry preparation belongs to.
StrategyName	str	Yes	No		Strategy name at the time of the event.
BrokerAccountId	str	No	Yes		Broker account id associated with the job (if available).
Result	PreparePositionEntryResult	Yes	No		Successful prepare-entry result payload.