# DynamoDBTransactionalStateStorageFactory.Participate(ISiloLifecycle)

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.transactions.dynamodb/orleans.transactions.dynamodb.transactionalstate.dynamodbtransactionalstatestoragefactory/) | [Methods](/orleans/docs/api/csharp/microsoft.orleans.transactions.dynamodb/orleans.transactions.dynamodb.transactionalstate.dynamodbtransactionalstatestoragefactory/methods/)

[Source](https://github.com/dotnet/orleans/blob/b7a9e3e1c9c54b3cec3a467c5734bf7744541bcf/src/AWS/Orleans.Transactions.DynamoDB/TransactionalState/DynamoDBTransactionalStateStorageFactory.cs#L91-L92)

```csharp
public void Participate(ISiloLifecycle lifecycle)
```

Adds the provided observer as a participant in the lifecycle.

### Parameters

- `lifecycle` (`ISiloLifecycle`): The observer.