def retention_event_type(self) -> RetentionEventTypeRequestBuilder:
        """
        Provides operations to manage the retentionEventType property of the microsoft.graph.security.retentionEvent entity.
        """
        from .retention_event_type.retention_event_type_request_builder import RetentionEventTypeRequestBuilder

        return RetentionEventTypeRequestBuilder(self.request_adapter, self.path_parameters)

        Provides operations to manage the retentionEventType property of the microsoft.graph.security.retentionEvent entity.
        
msgraph/generated/security/triggers/retention_events/item/retention_event_item_request_builder.py