func (service *Service) getDevicePowerState(configuration portainer.OpenAMTConfiguration, deviceGUID string) (*DevicePowerState, error) {
    url := fmt.Sprintf("https://%s/mps/api/v1/amt/power/state/%s", configuration.MPSServer, deviceGUID)

    responseBody, err := service.executeGetRequest(url, configuration.MPSToken)
    if err != nil {