{
    "vnfs": [{
        "vnf_id": "vnf1",
        "properties": {
            "id": "vnfd1",
            "nf_type": "xgw"
        },
        "dependencies": [{
            "vl_id": "5"
        }]
    }],
    "vls": [{
            "vl_id": "5",
            "properties": {}
            }]
}