def get_field_deserializers(self,) -> dict[str, Callable[[ParseNode], None]]:
        """
        The deserialization information for the current model
        Returns: dict[str, Callable[[ParseNode], None]]
        """
        from ...entity import Entity
        from .billed_usage import BilledUsage
        from .unbilled_usage import UnbilledUsage

        from ...entity import Entity
        from .billed_usage import BilledUsage
        from .unbilled_usage import UnbilledUsage

        fields: dict[str, Callable[[Any], None]] = {
            "billed": lambda n : setattr(self, 'billed', n.get_object_value(BilledUsage)),
            "unbilled": lambda n : setattr(self, 'unbilled', n.get_object_value(UnbilledUsage)),
        }
        super_fields = super().get_field_deserializers()
        fields.update(super_fields)
        return fields

        The deserialization information for the current model
        Returns: dict[str, Callable[[ParseNode], None]]
        
msgraph/generated/models/partners/billing/azure_usage.py