# ILineageGraphMetaData Interface

Namespace: [Qlik.Engine](https://help.qlik.com/en-US/sense-developer/November2025/Subsystems/NetSDKAPIref/Content/Qlik.Engine.htm)  
Assembly: Qlik.Engine.dll

* Key value pairs with metadata. Could be extra information on the nodes or edges.

## Syntax

```
[ValueClass]
public interface ILineageGraphMetaData : IAbstractStructure
```