matchbox/examples/dev/ignition/node2.json

{
    "ignitionVersion": 1,
    "systemd": {
        "units": [
            {
                "name": "hello.service",
                "enable": true,
                "contents": "[Service]\nType=oneshot\nExecStart=/usr/bin/echo Hello World\n\n[Install]\nWantedBy=multi-user.target"
            }
        ]
    },
    "networkd": {
        "units": [
            {
                "name": "00-ens3.network",
                "contents": "[Match]\nName=ens3\n\n[Network]\nAddress=172.17.0.42"
            }
        ]
    }
}