public bool TryCopyOctetStringBytes(
            Asn1Tag expectedTag,
            Span <byte> destination,
            out int bytesWritten)
        {
            AsnValueReader valueReader = OpenValueReader();

            if (valueReader.TryCopyOctetStringBytes(expectedTag, destination, out bytesWritten))
            {
                valueReader.MatchSlice(ref _data);
                return(true);
            }

            return(false);
        }