add_service.json

{
    "parameters": [
        {
            "id": 1234,
            "virtualServers": [
                {
                    "virtualIpAddressId": 1234,
                    "port": 80,
                    "allocation": 100,
                    "serviceGroups": [
                        {
                            "routingMethodId": 10,
                            "routingTypeId": 2,
                            "services": [
                                {
                                    "enabled": 1,
                                    "port": 80,
                                    "notes": "notes",
                                    "ipAddressId": 1234,
                                    "groupReferences": [
                                        {
                                            "weight": 50
                                        }
                                    ],
                                    "healthChecks": [
                                        {
                                            "healthCheckTypeId": 21
                                        }
                                    ]
                                }
                            ]
                        }
                    ]
                }
            ]
        }
    ]
}