def performed_by(self) -> PerformedByRequestBuilder:
        """
        Provides operations to manage the performedBy property of the microsoft.graph.externalConnectors.externalActivity entity.
        """
        from .performed_by.performed_by_request_builder import PerformedByRequestBuilder

        return PerformedByRequestBuilder(self.request_adapter, self.path_parameters)

        Provides operations to manage the performedBy property of the microsoft.graph.externalConnectors.externalActivity entity.
        
msgraph/generated/connections/item/items/item/activities/item/external_activity_item_request_builder.py