def update(self, enabled=values.unset, webhook_url=values.unset,<EOL>webhook_method=values.unset):
data = values.of({'<STR_LIT>': enabled, '<STR_LIT>': webhook_url, '<STR_LIT>': webhook_method, })<EOL>payload = self._version.update(<EOL>'<STR_LIT:POST>',<EOL>self._uri,<EOL>data=data,<EOL>)<EOL>return ExportConfigurationInstance(<EOL>self._version,<EOL>payload,<EOL>resource_type=self._solution['<STR_LIT>'],<EOL>)<EOL>
Update the ExportConfigurationInstance

:param bool enabled: The enabled
:param unicode webhook_url: The webhook_url
:param unicode webhook_method: The webhook_method

:returns: Updated ExportConfigurationInstance
:rtype: twilio.rest.preview.bulk_exports.export_configuration.ExportConfigurationInstance