Demo text receiver doesn't show the text that I sent

<img width="2060" alt="image" src="https://user-images.githubusercontent.com/84765181/178204087-3bc72632-3e98-4766-ac81-fb820b3f008b.png">

I guess the content of the `<pre data-quiet-receive-target> blah blah blah </pre>` should have been changed into what I sent, but it didn't 