class Configuration {

    @JsonSetter("requestTimeoutSeconds")
    public void setRequestTimeout(int requestTimeoutSeconds) {
        if (requestTimeoutSeconds <= 0) {
            throw new IllegalArgumentException("requestTimeoutSeconds: "
                    + requestTimeoutSeconds + " (expected: > 0)");
        }
        this.requestTimeout = Duration.ofSeconds(requestTimeoutSeconds);
    }

      Configuration();

}