A license key is a unique string of characters used to activate a copy of software. A .txt file containing such a key is not a topic with substance for academic or critical writing—it is essentially a short piece of data. Attempting to write an essay about it would be like writing an essay about a single password or a product barcode.
It is not possible for me to write a meaningful essay about a file named “Forza Horizon 2 License Key.txt.” Forza Horizon 2 License Key.txt