{
    "event_type":"instance.create.start",
    "payload":{
        "$ref":"common_payloads/InstanceCreatePayload.json#",
        "nova_object.data": {
            "host": null,
            "ip_addresses": [],
            "launched_at": null,
            "node": null,
            "updated_at": null,
            "power_state": "pending",
            "state": "building"
        }
    },
    "priority":"INFO",
    "publisher_id":"nova-compute:compute"
}