def update(self, unique_name=values.unset):
return self._proxy.update(unique_name=unique_name, )<EOL>
Update the ModelBuildInstance

:param unicode unique_name: A user-provided string that uniquely identifies this resource as an alternative to the sid. Unique up to 64 characters long. For example: v0.1

:returns: Updated ModelBuildInstance
:rtype: twilio.rest.preview.understand.assistant.model_build.ModelBuildInstance