code: func (*DNSProviderManual) CleanUp(domain, token, keyAuth string) error {
  	fqdn, _ := GetRecord(domain, keyAuth)
  
  	authZone, err := FindZoneByFqdn(fqdn)
  	if err != nil {
  		return err
  	}
  
  	fmt.Printf("lego: You can now remove this TXT record from your %s zone:\n", authZone)
  	fmt.Printf(dnsTemplate+"\n", fqdn, DefaultTTL, "...")
  
  	return nil
  }
docs: // CleanUp prints instructions for manually removing the TXT record