void AddPayload ( const [FIoHash](API\Runtime\Core\IO\FIoHash) & Identifier, [FCompressedBuffer](API\Runtime\Core\Compression\FCompressedBuffer) Payload, [UE::Virtualization::EPayloadFilterReason](API\Runtime\Core\Virtualization\UE__Virtualization__EPayloadFilt-) Filter, [AdditionalDataCallback](API\Runtime\CoreUObject\UObject\FPackageTrailerBuilder\AdditionalDataCallback) && Callback )