* The value is, e.g. 10m <br>
     * comment: Timeout for index health checks.
     * @return The value of found property. (NotNull: if not found, exception but basically no way)
     */
    String getIndexHealthTimeout();

    /**
     * Get the value for the key 'index.indices.timeout'. <br>
     * The value is, e.g. 1m <br>
     * comment: Timeout for index indices operations.