private ExtendedGUID deserializeExtendedGUID() throws IOException {
        GUID guid = deserializeGUID();
        long n = deserializeLittleEndianInt();
        return new ExtendedGUID(guid, n);
    }
The FileDataStoreObject structure specifies the data for a file data object.

@return
@throws IOException
tika-parsers/tika-parsers-standard/tika-parsers-standard-modules/tika-parser-microsoft-module/src/main/java/org/apache/tika/parser/microsoft/onenote/OneNotePtr.java