 	func send(command: SessionCommand) -> Bool {
 		do {
 			let data = try conInfo.encode(command)
+			Log.info("ssending \(String(data: data, encoding:.utf8) ?? "foo")")
 			self.webSocketWorker.send(data: data)
 		} catch let err as NSError {
 			Log.error("error sending message on websocket: \(err)", .session)

			informDelegate = true
		case .previewInitialized(let initData):
			previewDelegate?.previewIdReceived(response: initData)
		case .previewUpdate(let data):
			previewDelegate?.previewUpdateReceived(response: data)
		default:
			informDelegate = true

					observer.send(error: err)
					return
				}
				guard case let SessionResponse.previewInitialized(initData) = response else { fatalError("wrong response type") }
				observer.send(value: initData.previewId)
				observer.sendCompleted()
			}
