{
    "initiator": {
        "party_id": "10000",
        "role": "guest"
    },
    "role": {
        "guest": [
            "10000"
        ],
        "host": [
            "10000"
        ],
        "arbiter": [
            "10000"
        ]
    },
    "job_parameters": {
        "model_id": "arbiter-10000#guest-10000#host-10000#model",
        "model_version": "2019081217340125761469"
    },
    "service_id": "123456",
    "servings": [
        "127.0.0.1"
    ]
}