code: func (a *API) CreateMaintenanceWindow(cfg *Maintenance) (*Maintenance, error) {
  	if cfg == nil {
  		return nil, fmt.Errorf("Invalid maintenance window config [nil]")
  	}
  
  	jsonCfg, err := json.Marshal(cfg)
  	if err != nil {
  		return nil, err
  	}
  
  	if a.Debug {
  		a.Log.Printf("[DEBUG] create maintenance window, sending JSON: %s", string(jsonCfg))
  	}
  
  	result, err := a.Post(config.MaintenancePrefix, jsonCfg)
  	if err != nil {
  		return nil, err
  	}
  
  	window := &Maintenance{}
  	if err := json.Unmarshal(result, window); err != nil {
  		return nil, err
  	}
  
  	return window, nil
  }
docs: // CreateMaintenanceWindow creates a new maintenance [window].