qmk_firmware/keyboards/mexsistor/ludmila/info.json

{
    "keyboard_name": "ludmila",
    "url": "",
    "maintainer": "Kevin M.",
    "width": 4,
    "height": 2,
    "layouts": {
        "LAYOUT": {
            "layout": [
                {"label": "SW1", "x": 0, "y": 0},
                {"label": "SW3", "x": 1, "y": 0},
                {"label": "Encoder", "x": 3, "y": 0},

                {"label": "SW2", "x": 0, "y": 1},
                {"label": "SW4", "x": 1, "y": 1}
            ]
        }
    }
}