def get_ground_truth(
        self,
        ground_truth_id: Optional[types_schema.GroundTruthID] = None,
    ) -> Optional[serial_utils.JSONized]:
        """Get the ground truth with the given id from the database."""

        raise NotImplementedError()
Get the ground truth with the given id from the database.
src/core/trulens/core/database/base.py