code: func (s *Session) NextEvent(channel NotificationsChannel, lastEventID string) *Error {
  
  	currentURL := s.URL + "/events"
  	if lastEventID != "" {
  		currentURL += "?uuid=" + lastEventID
  	}
  
  	request, err := http.NewRequest("GET", currentURL, nil)
  	if err != nil {
  		return NewBambouError("HTTP transaction error", err.Error())
  	}
  
  	response, berr := s.send(request, nil)
  	if berr != nil {
  		return berr
  	}
  	defer response.Body.Close()
  
  	notification := NewNotification()
  	if err := json.NewDecoder(response.Body).Decode(notification); err != nil {
  		return NewBambouError("JSON error", err.Error())
  	}
  
  	if len(notification.Events) > 0 {
  		channel <- notification
  	}
  
  	return nil
  }
docs: // NextEvent will return the next notification from the backend as it occurs and will
  // send it to the correct channel.