code: func (r Dns_Domain_Registration) GetExtendedAttributes(domainName *string) (resp []datatypes.Container_Dns_Domain_Registration_ExtendedAttribute, err error) {
  	params := []interface{}{
  		domainName,
  	}
  	err = r.Session.DoRequest("SoftLayer_Dns_Domain_Registration", "getExtendedAttributes", params, &r.Options, &resp)
  	return
  }
docs: // The getExtendedAttributes method determines if a country code top level domain requires extended attributes.