def get_field_deserializers(self,) -> dict[str, Callable[[ParseNode], None]]:
        """
        The deserialization information for the current model
        Returns: dict[str, Callable[[ParseNode], None]]
        """
        from ..custom_callout_extension import CustomCalloutExtension
        from ..custom_extension_callback_configuration import CustomExtensionCallbackConfiguration
        from ..user import User

        from ..custom_callout_extension import CustomCalloutExtension
        from ..custom_extension_callback_configuration import CustomExtensionCallbackConfiguration
        from ..user import User

        fields: dict[str, Callable[[Any], None]] = {
            "callbackConfiguration": lambda n : setattr(self, 'callback_configuration', n.get_object_value(CustomExtensionCallbackConfiguration)),
            "createdBy": lambda n : setattr(self, 'created_by', n.get_object_value(User)),
            "createdDateTime": lambda n : setattr(self, 'created_date_time', n.get_datetime_value()),
            "lastModifiedBy": lambda n : setattr(self, 'last_modified_by', n.get_object_value(User)),
            "lastModifiedDateTime": lambda n : setattr(self, 'last_modified_date_time', n.get_datetime_value()),
        }
        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/identity_governance/custom_task_extension.py