bool LoadRecordedSequencerFile ( [UMovieSceneSequence](API\Runtime\MovieScene\UMovieSceneSequence) * InMovieSceneSequence, [UWorld](API\Runtime\Engine\Engine\UWorld) * PlaybackContext, const [FString](API\Runtime\Core\Containers\FString) & InFileName, [TFunction](API\Runtime\Core\GenericPlatform\TFunction)< void()> InCompletionCallback )