}

	reqStartTime := time.Now()
	resp, err := o.client.Do(req)
	if err != nil {
		o.serviceMetrics.accumRequestRTT(reqStartTime, 0, false)
		return AuthNResponse{}, err
	}
	defer o.args.CloseRespFn(resp.Body)
	reqDurNanos := time.Since(reqStartTime).Nanoseconds()
	o.serviceMetrics.accumRequestRTT(reqStartTime, float64(reqDurNanos)/1e6, true)

	switch resp.StatusCode {
	case 200:
		var result AuthNSuccessResponse