# GetChangeGameObjectStructureHierarchyEvent(int, out ChangeGameObjectStructureHierarchyEventArgs)

> Retrieves the event data at the given index as a ChangeGameObjectStructureHierarchyEventArgs. Throws an exception if the event type requested does not match the event stored in the stream.

## Definition

* **Type:** Method
* **Namespace:** [UnityEditor](/engine/6000.0/script-reference/unityeditor.md)
* **Assembly:** UnityEditor

## GetChangeGameObjectStructureHierarchyEvent(int, ChangeGameObjectStructureHierarchyEventArgs)

```csharp
public void GetChangeGameObjectStructureHierarchyEvent(int eventIdx, out ChangeGameObjectStructureHierarchyEventArgs data)
```

### Parameters

**** (\[int]\(https\://learn.microsoft.com/dotnet/api/system.int32)): The index of the event to get the data for.**** (\[ChangeGameObjectStructureHierarchyEventArgs]\(/engine/6000.0/script-reference/unityeditor/changegameobjectstructurehierarchyeventargs)): The data associated with the event.