void HandleSingleEntityImpl ( const [UScriptStruct](API\Runtime\CoreUObject\UObject\UScriptStruct) & FragmentType, const [FMassArchetypeEntityCollection](API\Plugins\MassEntity\FMassArchetypeEntityCollection) & EntityCollection, [FMassObserversMap](API\Plugins\MassEntity\FMassObserversMap) & HandlersContainer )