# INxMetaDef Interface

Namespace: [Qlik.Engine](https://help.qlik.com/en-US/sense-developer/May2026/Subsystems/NetSDKAPIref/Content/Qlik.Engine.htm)  
Assembly: Qlik.Engine.dll

Used to collect meta data.

#### Properties

Semantic type with an empty structure.

## Syntax

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