def get_field_deserializers(self,) -> dict[str, Callable[[ParseNode], None]]:
        """
        The deserialization information for the current model
        Returns: dict[str, Callable[[ParseNode], None]]
        """
        from .access_package import AccessPackage
        from .access_package_assignment_policy import AccessPackageAssignmentPolicy
        from .access_package_assignment_state import AccessPackageAssignmentState
        from .access_package_subject import AccessPackageSubject
        from .custom_extension_callout_instance import CustomExtensionCalloutInstance
        from .entitlement_management_schedule import EntitlementManagementSchedule
        from .entity import Entity

        from .access_package import AccessPackage
        from .access_package_assignment_policy import AccessPackageAssignmentPolicy
        from .access_package_assignment_state import AccessPackageAssignmentState
        from .access_package_subject import AccessPackageSubject
        from .custom_extension_callout_instance import CustomExtensionCalloutInstance
        from .entitlement_management_schedule import EntitlementManagementSchedule
        from .entity import Entity

        fields: dict[str, Callable[[Any], None]] = {
            "accessPackage": lambda n : setattr(self, 'access_package', n.get_object_value(AccessPackage)),
            "assignmentPolicy": lambda n : setattr(self, 'assignment_policy', n.get_object_value(AccessPackageAssignmentPolicy)),
            "customExtensionCalloutInstances": lambda n : setattr(self, 'custom_extension_callout_instances', n.get_collection_of_object_values(CustomExtensionCalloutInstance)),
            "expiredDateTime": lambda n : setattr(self, 'expired_date_time', n.get_datetime_value()),
            "schedule": lambda n : setattr(self, 'schedule', n.get_object_value(EntitlementManagementSchedule)),
            "state": lambda n : setattr(self, 'state', n.get_enum_value(AccessPackageAssignmentState)),
            "status": lambda n : setattr(self, 'status', n.get_str_value()),
            "target": lambda n : setattr(self, 'target', n.get_object_value(AccessPackageSubject)),
        }
        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/access_package_assignment.py