I uploaded my own effort to the site. Here's the link. Hopefully this can help someone else out!

https://www.thetechgame.com/Downloads/id=225464/us-final-fantasy-xv-episode-ardyn-return-of-the-foun ...

Long story short: The only save for this on this site is EDIT: Never mind, I went ahead and did the grind and got it myself. I'm currently trying to figure out how to upload it to the site