static [FPackageTrailerBuilder](API\Runtime\CoreUObject\UObject\FPackageTrailerBuilder) CreateFromTrailer ( const class [FPackageTrailer](API\Runtime\CoreUObject\UObject\FPackageTrailer) & Trailer, [FArchive](API\Runtime\Core\Serialization\FArchive) & Ar, [FString](API\Runtime\Core\Containers\FString) DebugContext )