text: public virtual StartOutboundVoiceContactResponse StartOutboundVoiceContact(StartOutboundVoiceContactRequest request){var options = new InvokeOptions();options.RequestMarshaller = StartOutboundVoiceContactRequestMarshaller.Instance;options.ResponseUnmarshaller = StartOutboundVoiceContactResponseUnmarshaller.Instance;return Invoke<StartOutboundVoiceContactResponse>(request, options);}