# IStreamSubscriptionManager

Package: [Microsoft.Orleans.Streaming](/orleans/docs/api/csharp/microsoft.orleans.streaming/) 10.0.0

[NuGet package](https://www.nuget.org/packages/Microsoft.Orleans.Streaming) | [Source](https://github.com/dotnet/orleans/blob/e4e752cedecc2976811db49802c7a999b1f1c704/src/Orleans.Streaming/Core/IStreamSubscriptionManager.cs#L11)

```csharp
public interface IStreamSubscriptionManager
```

Functionality for managing stream subscriptions.

## Methods

- [AddSubscription(string, StreamId, GrainReference)](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleans.streams.core.istreamsubscriptionmanager/methods/addsubscription-string-orleans-runtime-streamid-orleans-runtime-grainreference-d7b7a3db/)
- [GetSubscriptions(string, StreamId)](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleans.streams.core.istreamsubscriptionmanager/methods/getsubscriptions-string-orleans-runtime-streamid-557f9db0/)
- [RemoveSubscription(string, StreamId, Guid)](/orleans/docs/api/csharp/microsoft.orleans.streaming/orleans.streams.core.istreamsubscriptionmanager/methods/removesubscription-string-orleans-runtime-streamid-system-guid-94a582ae/)