True when this command should run as a multi-participant route.
This boolean flag (bool) belongs to FInteractionRuntimeMultiParticipantCommandConfig under InteractionRuntime|MultiParticipant.
Designers configure this value in the owning asset or object details panel, while Blueprint logic can read the resolved value at runtime.
UPROPERTY(EditAnywhere, BlueprintReadOnly, Category = "InteractionRuntime|MultiParticipant")
bool bEnableMultiParticipant = false;