qmk_firmware/keyboards/montsinger/rewind/info.json

 {
    "keyboard": "Rewind",
    "manufacturer": "Montsinger",
    "url": "https://montsinger.net",
    "maintainer": "rossman360",
    "usb": {
        "vid": "0xFEED",
        "pid": "0x552F",
        "device_version": "0.0.2"
    },
    "matrix_pins": {
        "cols": ["F6", "F7", "B1", "B3", "E6", "D7", "C6", "D4", "D0", "D1"],
        "rows": ["B5", "B4", "D2", "D3", "B2"]
    },
    "diode_direction": "ROW2COL",
    "processor": "atmega32u4",
    "bootloader": "caterina",
    "layouts": {
        "LAYOUT_ortho_5x10": {
            "layout": [
                {"matrix": [0, 0], "x": 0, "y": 0},
                {"matrix": [0, 1], "x": 1, "y": 0},
                {"matrix": [0, 2], "x": 2, "y": 0},
                {"matrix": [0, 3], "x": 3, "y": 0},
                {"matrix": [0, 4], "x": 4, "y": 0},
                {"matrix": [0, 5], "x": 5, "y": 0},
                {"matrix": [0, 6], "x": 6, "y": 0},
                {"matrix": [0, 7], "x": 7, "y": 0},
                {"matrix": [0, 8], "x": 8, "y": 0},
                {"matrix": [0, 9], "x": 9, "y": 0},

                {"matrix": [1, 0], "x": 0, "y": 1},
                {"matrix": [1, 1], "x": 1, "y": 1},
                {"matrix": [1, 2], "x": 2, "y": 1},
                {"matrix": [1, 3], "x": 3, "y": 1},
                {"matrix": [1, 4], "x": 4, "y": 1},
                {"matrix": [1, 5], "x": 5, "y": 1},
                {"matrix": [1, 6], "x": 6, "y": 1},
                {"matrix": [1, 7], "x": 7, "y": 1},
                {"matrix": [1, 8], "x": 8, "y": 1},
                {"matrix": [1, 9], "x": 9, "y": 1},

                {"matrix": [2, 0], "x": 0, "y": 2},
                {"matrix": [2, 1], "x": 1, "y": 2},
                {"matrix": [2, 2], "x": 2, "y": 2},
                {"matrix": [2, 3], "x": 3, "y": 2},
                {"matrix": [2, 4], "x": 4, "y": 2},
                {"matrix": [2, 5], "x": 5, "y": 2},
                {"matrix": [2, 6], "x": 6, "y": 2},
                {"matrix": [2, 7], "x": 7, "y": 2},
                {"matrix": [2, 8], "x": 8, "y": 2},
                {"matrix": [2, 9], "x": 9, "y": 2},

                {"matrix": [3, 0], "x": 0, "y": 3},
                {"matrix": [3, 1], "x": 1, "y": 3},
                {"matrix": [3, 2], "x": 2, "y": 3},
                {"matrix": [3, 3], "x": 3, "y": 3},
                {"matrix": [3, 4], "x": 4, "y": 3},
                {"matrix": [3, 5], "x": 5, "y": 3},
                {"matrix": [3, 6], "x": 6, "y": 3},
                {"matrix": [3, 7], "x": 7, "y": 3},
                {"matrix": [3, 8], "x": 8, "y": 3},
                {"matrix": [3, 9], "x": 9, "y": 3},

                {"matrix": [4, 0], "x": 0, "y": 4},
                {"matrix": [4, 1], "x": 1, "y": 4},
                {"matrix": [4, 2], "x": 2, "y": 4},
                {"matrix": [4, 3], "x": 3, "y": 4},
                {"matrix": [4, 4], "x": 4, "y": 4},
                {"matrix": [4, 5], "x": 5, "y": 4},
                {"matrix": [4, 6], "x": 6, "y": 4},
                {"matrix": [4, 7], "x": 7, "y": 4},
                {"matrix": [4, 8], "x": 8, "y": 4},
                {"matrix": [4, 9], "x": 9, "y": 4}
            ]
        }
    }
}