text: public virtual UpdateApnsSandboxChannelResponse UpdateApnsSandboxChannel(UpdateApnsSandboxChannelRequest request){var options = new InvokeOptions();options.RequestMarshaller = UpdateApnsSandboxChannelRequestMarshaller.Instance;options.ResponseUnmarshaller = UpdateApnsSandboxChannelResponseUnmarshaller.Instance;return Invoke<UpdateApnsSandboxChannelResponse>(request, options);}