keychron_qmk_firmware/keyboards/machkeyboards/mach3/info.json

{
    "keyboard_name": "Mach 3",
    "url": "https://machkeyboards.com",
    "maintainer": "etiennelepagel",
    "layouts": {
        "LAYOUT_3x3": {
            "layout": [
                {
                    "x": 0,
                    "y": 0
                },
                {
                    "x": 1,
                    "y": 0
                },
                {
                    "x": 2,
                    "y": 0
                },
                {
                    "x": 0,
                    "y": 1
                },
                {
                    "x": 1,
                    "y": 1
                },
                {
                    "x": 2,
                    "y": 1
                },
                {
                    "x": 0,
                    "y": 2
                },
                {
                    "x": 1,
                    "y": 2
                },
                {
                    "x": 2,
                    "y": 2
                }
            ]
        }
    }
}