## MedplumClientOptions.fhircastHubUrl property

FHIRcast Hub URL.

Default value is `fhircast/STU3`.

Can be specified as absolute URL or relative to `baseUrl`.

Use this if you want to use a different path when connecting to a FHIRcast hub.

**Signature:**

```typescript
fhircastHubUrl?: string;
```

- [MedplumClientOptions.fhircastHubUrl property](/content/docs/sdk/core.medplumclientoptions.fhircastHubUrl#medplumclientoptionsfhircasthuburl-property/index.html)