[TOptional](API\Runtime\Core\IO\TOptional)< struct [FInputData](API\Plugins\NiagaraEditor\ViewModels\HierarchyEditor\FInputData) > GetInputData ( const [UNiagaraHierarchyModuleInput](API\Plugins\NiagaraEditor\ViewModels\HierarchyEditor\UNiagaraHierarchyModuleInput) & Input )