# userData

> The userData object stored by the constructor. You can use AppendAction to set it and use it in the status callbacks.

## Definition

* **Type:** Property
* **Namespace:** [UnityEngine.UIElements](/engine/6000.5/script-reference/unityengine/uielements.md)
* **Assembly:** UnityEngine.UIElementsModule

```csharp
public object userData { get; }
```