Body.Measuregrps { weight := float64(v.Measures[0].Value) * math.Pow10(v.Measures[0].Unit) fmt.Printf("Weight:%.1f Kgs\n", weight) }Get Activity// GetActivity call withings API Measure v2 - Getactivity. (https://developer.withings.com/oauth2/#operation/measurev2-getactivity) // ...