Actor that initiated the interaction evaluation.
This object/class reference (TObjectPtr<AActor>) belongs to FInteractionRuntimeRequirementContext under InteractionRuntime.
Blueprint or editor workflows can write this value when constructing, overriding, or customizing the owning object.
Assign a compatible object or class when you need this owner to delegate part of its behavior or presentation to a reusable asset/class.
UPROPERTY(EditAnywhere, BlueprintReadWrite, Category = "InteractionRuntime")
TObjectPtr<AActor> InstigatorActor = nullptr;