.collect(Collectors.toList())
                .forEach(key -> {
                    final String baseKey = key.substring(0, key.length() - ".overwrite".length());
                    final Object value = dataMap.remove(key);
                    dataMap.put(baseKey, value);
                });
    }

    /**
     * Deletes a document from the search index based on the URL in the data map.