code: def fetch(self):
          
          params = values.of({})
  
          payload = self._version.fetch(
              'GET',
              self._uri,
              params=params,
          )
  
          return SyncMapPermissionInstance(
              self._version,
              payload,
              service_sid=self._solution['service_sid'],
              map_sid=self._solution['map_sid'],
              identity=self._solution['identity'],
          )
docs: Fetch a SyncMapPermissionInstance
  
          :returns: Fetched SyncMapPermissionInstance
          :rtype: twilio.rest.sync.v1.service.sync_map.sync_map_permission.SyncMapPermissionInstance