How to work with eagleUp.json files

[geauser]

I want to retrieve the 3D model for the Sunny Buddy I recently bought but in the corresponding directory there is only eagleUp.json.

I've looked up EagleUp but I can't make out how to use this eagleUp.json file. Trying to load the .brd file into Fusion 360 and generating a 3D model of the board also gives me weird results:

Am I missing something?