Insert datetime with Karabiner

insert-datetime-karabiner.json

rules: [
    {
        "description": "hyper + d inserts datetime",
        "manipulators": [
            {
                "from": {
                    "key_code": "d",
                    "modifiers": {
                        "mandatory": [
                            "left_shift",
                            "left_command",
                            "left_control",
                            "left_option"
                        ]
                    }
                },
                "to": [
                    {
                        "shell_command": "osascript -e \"tell application \\\"System Events\\\" to keystroke \\\"$(date $@ +'%Y-%m-%d %H:%M:%S %Z')\\\"\""
                    }
                ],
                "type": "basic"
            }
        ]
    }
]