qmk_firmware/keyboards/ploopyco/trackball_nano/info.json

{
    "keyboard_name": "Ploopy Trackball Nano",
    "url": "www.ploopy.co",
    "maintainer": "ploopyco",
    "manufacturer": "Ploopy Corporation",
     "layouts": {
        "LAYOUT": {
            "layout": [
                {"x":0, "y":0}
            ]
        }
    }
}