code: func (cgil ConsumergroupInstanceList) Find(id string) *ConsumergroupInstance {
  	for _, cgi := range cgil {
  		if cgi.ID == id {
  			return cgi
  		}
  	}
  	return nil
  }
docs: // Find returns the consumergroup instance with the given ID if it exists in the list.
  // Otherwise it will return `nil`.