code: def create_domain(self,
  		service_id, 
  		version_number, 
  		name, 
  		comment=None):
  		
  		body = self._formdata({
  			"name": name,
  			"comment": comment,
  
  		}, FastlyDomain.FIELDS)
  		content = self._fetch("/service/%s/version/%d/domain" % (service_id, version_number), method="POST", body=body)
  		return FastlyDomain(self, content)
docs: Create a domain for a particular service and version.