qmk_firmware/keyboards/handwired/mechboards_micropad/info.json

{
    "keyboard_name": "Mechboards Micropad", 
    "url": "", 
    "maintainer": "yiancar", 
    "layouts": {
        "LAYOUT": {
            "layout": [{"label":"1", "x":0, "y":0}, {"label":"2", "x":1, "y":0}, {"label":"3", "x":2, "y":0}, {"label":"4", "x":3, "y":0}]
        }
    }
}