## FhircastConnection.(constructor)

Creates a new `FhircastConnection`.

**Signature:**

```typescript
constructor(subRequest: SubscriptionRequest);
```

## Parameters

| Parameter  | Type                                               | Description                                                                 |
|------------|----------------------------------------------------|-----------------------------------------------------------------------------|
| subRequest | [SubscriptionRequest](/content/docs/sdk/core.subscriptionrequest) | The subscription request to initialize the connection from. |