@classmethod
    def _deserialize(cls, dct: Dict[str, int]):
        # The serialized ParsedNodes do not differ from each other
        # in fields that would allow 'from_dict' to distinguis
        # between them.
        resource_type = dct["resource_type"]
        if resource_type == "model":
            return ModelNode.from_dict(dct)
        elif resource_type == "analysis":
            return AnalysisNode.from_dict(dct)
        elif resource_type == "seed":
            return SeedNode.from_dict(dct)
        elif resource_type == "sql":
            return SqlNode.from_dict(dct)
        elif resource_type == "test":
            if "test_metadata" in dct:
                return GenericTestNode.from_dict(dct)
            else:
                return SingularTestNode.from_dict(dct)
        elif resource_type == "operation":
            return HookNode.from_dict(dct)
        elif resource_type == "seed":
            return SeedNode.from_dict(dct)
        elif resource_type == "snapshot":
            return SnapshotNode.from_dict(dct)
        else:
            return cls.from_dict(dct)