def get_field_deserializers(self,) -> dict[str, Callable[[ParseNode], None]]:
        """
        The deserialization information for the current model
        Returns: dict[str, Callable[[ParseNode], None]]
        """
        from .risky_service_principal import RiskyServicePrincipal
        from .risk_service_principal_activity import RiskServicePrincipalActivity

        from .risky_service_principal import RiskyServicePrincipal
        from .risk_service_principal_activity import RiskServicePrincipalActivity

        fields: dict[str, Callable[[Any], None]] = {
            "activity": lambda n : setattr(self, 'activity', n.get_object_value(RiskServicePrincipalActivity)),
            "initiatedBy": lambda n : setattr(self, 'initiated_by', 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/risky_service_principal_history_item.py