@Override
    public void serialize(final ByteBuffer byteBuffer, final RangeStoreKey rangeStoreKey) {
        UIDSerde.writeUid(byteBuffer, rangeStoreKey.getMapUid());
        final Range<Long> range = rangeStoreKey.getKeyRange();
        byteBuffer.putLong(range.getFrom());
        byteBuffer.putLong(range.getTo());
        byteBuffer.flip();
    }
< mapUid >< rangeStartInc >< rangeEndExc >
< 4 bytes >< 8 bytes >< 8 bytes >
stroom-pipeline/src/main/java/stroom/pipeline/refdata/store/offheapstore/serdes/RangeStoreKeySerde.java