qmk_firmware/keyboards/ferris/info.json

{
    "keyboard_name": "Ferris",
    "url": "https://github.com/pierrechevalier83/ferris/",
    "maintainer": "@pierrec83",
    "width": 12,
    "height": 4.75,
    "layouts": {
        "LAYOUT": {
            "layout": [
                {"x": 0, "y": 0.93},
                {"x": 1, "y": 0.31},
                {"x": 2, "y": 0},
                {"x": 3, "y": 0.28},
                {"x": 4, "y": 0.42},

                {"x": 7, "y": 0.42},
                {"x": 8, "y": 0.28},
                {"x": 9, "y": 0},
                {"x": 10, "y": 0.31},
                {"x": 11, "y": 0.93},

                {"x": 0, "y": 1.93},
                {"x": 1, "y": 1.31},
                {"x": 2, "y": 1},
                {"x": 3, "y": 1.28},
                {"x": 4, "y": 1.42},

                {"x": 7, "y": 1.42},
                {"x": 8, "y": 1.28},
                {"x": 9, "y": 1},
                {"x": 10, "y": 1.31},
                {"x": 11, "y": 1.93},

                {"x": 0, "y": 2.93},
                {"x": 1, "y": 2.31},
                {"x": 2, "y": 2},
                {"x": 3, "y": 2.28},
                {"x": 4, "y": 2.42},

                {"x": 7, "y": 2.42},
                {"x": 8, "y": 2.28},
                {"x": 9, "y": 2},
                {"x": 10, "y": 2.31},
                {"x": 11, "y": 2.93},

                {"x": 3.5, "y": 3.75},
                {"x": 4.5, "y": 4},

                {"x": 6.5, "y": 4},
                {"x": 7.5, "y": 3.75}
            ]
        }
    }
}