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 .status import Status
        from .user_activity import UserActivity

        from .entity import Entity
        from .status import Status
        from .user_activity import UserActivity

        fields: dict[str, Callable[[Any], None]] = {
            "activeDurationSeconds": lambda n : setattr(self, 'active_duration_seconds', n.get_int_value()),
            "activity": lambda n : setattr(self, 'activity', n.get_object_value(UserActivity)),
            "createdDateTime": lambda n : setattr(self, 'created_date_time', n.get_datetime_value()),
            "expirationDateTime": lambda n : setattr(self, 'expiration_date_time', n.get_datetime_value()),
            "lastActiveDateTime": lambda n : setattr(self, 'last_active_date_time', n.get_datetime_value()),
            "lastModifiedDateTime": lambda n : setattr(self, 'last_modified_date_time', n.get_datetime_value()),
            "startedDateTime": lambda n : setattr(self, 'started_date_time', n.get_datetime_value()),
            "status": lambda n : setattr(self, 'status', n.get_enum_value(Status)),
            "userTimezone": lambda n : setattr(self, 'user_timezone', n.get_str_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/activity_history_item.py