{
    "description": "Fn + JKLI(SDFE) = left, down, right, up, Fn + space = backspace, Fn + n = 4",
    "manipulators": [
        {
            "from": {
                "key_code": "j",
                "modifiers": {
                    "mandatory": ["fn"],
                    "optional": ["caps_lock", "option", "shift", "control"]
                }
            },
            "to": [{ "key_code": "left_arrow" }],
            "type": "basic"
        },
        {
            "from": {
                "key_code": "k",
                "modifiers": {
                    "mandatory": ["fn"],
                    "optional": ["caps_lock", "option", "shift", "control"]
                }
            },
            "to": [{ "key_code": "down_arrow" }],
            "type": "basic"
        },
        {
            "from": {
                "key_code": "l",
                "modifiers": {
                    "mandatory": ["fn"],
                    "optional": ["caps_lock", "option", "shift", "control"]
                }
            },
            "to": [{ "key_code": "right_arrow" }],
            "type": "basic"
        },
        {
            "from": {
                "key_code": "i",
                "modifiers": {
                    "mandatory": ["fn"],
                    "optional": ["caps_lock", "option", "shift", "control"]
                }
            },
            "to": [{ "key_code": "up_arrow" }],
            "type": "basic"
        },
        {
            "from": {
                "key_code": "s",
                "modifiers": {
                    "mandatory": ["fn"],
                    "optional": ["caps_lock", "option", "shift", "control"]
                }
            },
            "to": [{ "key_code": "left_arrow" }],
            "type": "basic"
        },
        {
            "from": {
                "key_code": "d",
                "modifiers": {
                    "mandatory": ["fn"],
                    "optional": ["caps_lock", "option", "shift", "control"]
                }
            },
            "to": [{ "key_code": "down_arrow" }],
            "type": "basic"
        },
        {
            "from": {
                "key_code": "f",
                "modifiers": {
                    "mandatory": ["fn"],
                    "optional": ["caps_lock", "option", "shift", "control"]
                }
            },
            "to": [{ "key_code": "right_arrow" }],
            "type": "basic"
        },
        {
            "from": {
                "key_code": "e",
                "modifiers": {
                    "mandatory": ["fn"],
                    "optional": ["caps_lock", "option", "shift", "control"]
                }
            },
            "to": [{ "key_code": "up_arrow" }],
            "type": "basic"
        },
        {
            "from": {
                "key_code": "o",
                "modifiers": {
                    "mandatory": ["fn"],
                    "optional": ["caps_lock", "option", "shift", "control"]
                }
            },
            "to": [{ "key_code": "end" }],
            "type": "basic"
        },
        {
            "from": {
                "key_code": "u",
                "modifiers": {
                    "mandatory": ["fn"],
                    "optional": ["caps_lock", "option", "shift", "control"]
                }
            },
            "to": [{ "key_code": "home" }],
            "type": "basic"
        },
        {
            "from": {
                "key_code": "spacebar",
                "modifiers": {
                    "mandatory": ["fn"],
                    "optional": ["caps_lock", "option", "shift", "control"]
                }
            },
            "to": [{ "key_code": "delete_or_backspace" }],
            "type": "basic"
        },
        {
            "from": {
                "key_code": "n",
                "modifiers": {
                    "mandatory": ["fn"],
                    "optional": ["caps_lock", "option", "shift", "control"]
                }
            },
            "to": [{ "key_code": "4" }],
            "type": "basic"
        }
    ]
}