addDevice method
PUT /livetv/dvrs/{dvrId}/devices/{deviceId} — add an
existing grabber device to a DVR.
Implementation
Future<void> addDevice({
required String dvrId,
required String deviceId,
}) async {
await _http.request<void>(
'/livetv/dvrs/$dvrId/devices/$deviceId',
method: 'PUT',
);
}