---
id: "P:cAlgo.API.MessageArgs`1.Subscription"
kind: "property"
type: "T:cAlgo.API.MessageArgs`1"
url: "https://help.ctrader.com/ctrader-algo/references/Messages/MessageArgs/Subscription/"
---

> Documentation index for agents: https://help.ctrader.com/ctrader-algo/llms.txt · machine index: https://help.ctrader.com/ctrader-algo/api.json

# MessageArgs.Subscription

Member of [MessageArgs<TMessage>](https://help.ctrader.com/ctrader-algo/references/Messages/MessageArgs/index.md).

## Subscription

Gets message subscription.

Environments: Desktop supported · CLI supported · Cloud supported.

C#:

```csharp
public MessageSubscription Subscription {get;}
```

Python:

```python
messageArgs.Subscription: MessageSubscription
```

### Returns

`MessageSubscription` — 

Available since cAlgo.API 5.2.

### Examples

C#:

```csharp
Messages.Subscribe<string>("Signals", args =>
{
    Print("Received {0}, unsubscribing from {1}", args.Message, args.Subscription.Subject);
    args.Subscription.Unsubscribe();
});
```

Python:

```python
# Not available in Python: MessageArgs is only received by handlers of the generic Messages.Subscribe method
```