text: public virtual GetOnPremisesInstanceResponse GetOnPremisesInstance(GetOnPremisesInstanceRequest request){var options = new InvokeOptions();options.RequestMarshaller = GetOnPremisesInstanceRequestMarshaller.Instance;options.ResponseUnmarshaller = GetOnPremisesInstanceResponseUnmarshaller.Instance;return Invoke<GetOnPremisesInstanceResponse>(request, options);}