ReleaseActorOrCancelSpawning ( UMassRepresentationSubsystem& Repr..., UMassActorSubsystem* MassActor..., const FMassEntityHandle MassAgent, FMassActorFragment& ActorInfo, const int16 TemplateActorIndex, FMassActorSpawnRequestHandle& Spaw..., FMassCommandBuffer& CommandBuffer, const bool bCancelSpawningOnly )