def update(self, include_credentials=values.unset, friendly_name=values.unset):
return self._proxy.update(include_credentials=include_credentials, friendly_name=friendly_name, )<EOL>
Update the ServiceInstance

:param bool include_credentials: The include_credentials
:param unicode friendly_name: The friendly_name

:returns: Updated ServiceInstance
:rtype: twilio.rest.serverless.v1.service.ServiceInstance