# ICreateAttributionGrain.GetNestedTransactionIds(int, List<ITransactionAttributionGrain>)

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.transactions.testkit.base/orleans.transactions.testkit.icreateattributiongrain/) | [Methods](/orleans/docs/api/csharp/microsoft.orleans.transactions.testkit.base/orleans.transactions.testkit.icreateattributiongrain/methods/)

```csharp
[Orleans.Transaction(2)]
public abstract Task<List<string>[]> GetNestedTransactionIds(int tier, List<ITransactionAttributionGrain>[] tiers)
```

### Parameters

- `tier` (`int`)
- `tiers` (`List<ITransactionAttributionGrain>`)