qmk_firmware/keyboards/bigswitch/info.json

{
    "keyboard_name": "Bigswitch PCB",
    "url": "",
    "maintainer": "qmk",
    "bootloader": "",
    "width": 4,
    "height": 4,
    "layouts": {
        "LAYOUT": {
            "layout": [{"x":0, "y":0, "w":4, "h":4}]
        }
    }
}