*/
    public String getIndex() {
        return index;
    }

    /**
     * Returns the time taken in milliseconds.
     * @return The time taken.
     */
    public long getTookMs() {
        return tookMs;
    }

    /**
     * Returns the list of suggested words.
     * @return The list of words.
     */
    public List<String> getWords() {
        return words;
    }

        return index;
    }

    /**
     * Returns the time taken to generate the response in milliseconds.
     *
     * @return the time taken in milliseconds
     */
    public long getTookMs() {
        return tookMs;
    }

    /**
     * Returns the list of popular words.
     *
     * @return the list of popular words
     */
    public List<String> getWords() {
        return words;