final String encoded = cookie.getValue();
                            final byte[] compressed = Base64.getUrlDecoder().decode(encoded);
                            final byte[] jsonBytes = gzipDecompress(compressed);
                            final List<?> list = mapper.readValue(jsonBytes, List.class);

                            final List<RequestParameter> result = new ArrayList<>();

        byte[] originalBytes = testData.getBytes();

        byte[] compressed = searchHelper.gzipCompress(originalBytes);
        byte[] decompressed = searchHelper.gzipDecompress(compressed);

        assertEquals(testData, new String(decompressed));
        // For small strings, gzip overhead might make compressed data larger