def METHOD_NAME(self, request):
    params = self.map_parameters(request.query_params.dict())
    # Get list from _lastUpdated QueryDict(), since it can have multi params
    params['_lastUpdated'] = request.query_params.getlist('_lastUpdated')
    schema = voluptuous.Schema(
        getattr(self, "QUERY_SCHEMA", {}),
        extra=voluptuous.REMOVE_EXTRA)
    return schema(params)