def fetch(self):
params = values.of({})<EOL>payload = self._version.fetch(<EOL>'<STR_LIT:GET>',<EOL>self._uri,<EOL>params=params,<EOL>)<EOL>return SyncMapItemInstance(<EOL>self._version,<EOL>payload,<EOL>service_sid=self._solution['<STR_LIT>'],<EOL>map_sid=self._solution['<STR_LIT>'],<EOL>key=self._solution['<STR_LIT:key>'],<EOL>)<EOL>
Fetch a SyncMapItemInstance

:returns: Fetched SyncMapItemInstance
:rtype: twilio.rest.preview.sync.service.sync_map.sync_map_item.SyncMapItemInstance