If you haven't seen how emojis are used in the wild to enhance communication, it's probably not for you.
The emojis serve a purpose. Text doesn't serve that purpose. I don't know how to describe the niche they fill with text. They're not a stand-in for emoticons.
You don't get it. It's okay. Not everything is for you.
Consider the possibility that this is because there isn't one.
The meaning is immediately clear to anyone familiar with the reference. It's basically a pictographic language that leans heavily on a shared culture that's largely internet-based.
You sure do have some text there.
>> "Why was that so difficult to use words to describe?"
The medium is the message.
So you can't explain it, but it's I who "doesn't get it". Ok then. I'll excuse you for a bit as it's going to take some time to untwist your brain from that logical contortion.