qmk_firmware/keyboards/10bleoledhub/info.json

{
    "keyboard_name": "10bleoledhub",
    "url": "https://github.com/haierwangwei2005/10BLE-OLED-HUB",
    "maintainer": "haierwangwei2005",

    "width": 4,
    "height": 3,
    "layouts": {
        "LAYOUT": {
            "layout": [
                {"label":"Num Lock", "x":0, "y":0, "w":0.8, "h":0.8},
                {"label":"7", "x":0, "y":1},
                {"label":"8", "x":1, "y":1},
                {"label":"9", "x":2, "y":1},
                {"label":"4", "x":0, "y":2},
                {"label":"5", "x":1, "y":2},
                {"label":"6", "x":2, "y":2},
                {"label":"1", "x":0, "y":3},
                {"label":"2", "x":1, "y":3},
                {"label":"3", "x":2, "y":3}
            ]
        }
    }
}