curl -i -X PUT 'http://localhost:3080/v2/projects/c4cba489-d792-4244-9242-07f53f6c4eac/links/e29aad22-7d24-4648-8282-0c41d1c7e70e' -d '{"filters": {"frequency_drop": [50], "latency": [10]}, "nodes": [{"adapter_number": 0, "label": {"text": "Hello", "x": 64, "y": 0}, "node_id": "eb22314e-ff91-4679-8b65-636ec8b34905", "port_number": 3}, {"adapter_number": 2, "node_id": "1268c0a0-8652-4dba-beaf-07cef8e0a310", "port_number": 4}]}'

PUT /v2/projects/c4cba489-d792-4244-9242-07f53f6c4eac/links/e29aad22-7d24-4648-8282-0c41d1c7e70e HTTP/1.1
{
    "filters": {
        "frequency_drop": [
            50
        ],
        "latency": [
            10
        ]
    },
    "nodes": [
        {
            "adapter_number": 0,
            "label": {
                "text": "Hello",
                "x": 64,
                "y": 0
            },
            "node_id": "eb22314e-ff91-4679-8b65-636ec8b34905",
            "port_number": 3
        },
        {
            "adapter_number": 2,
            "node_id": "1268c0a0-8652-4dba-beaf-07cef8e0a310",
            "port_number": 4
        }
    ]
}


HTTP/1.1 201
Connection: close
Content-Length: 1022
Content-Type: application/json
Date: Mon, 08 Jan 2018 08:16:36 GMT
Server: Python/3.6 GNS3/2.1.2dev1
X-Route: /v2/projects/{project_id}/links/{link_id}

{
    "capture_file_name": null,
    "capture_file_path": null,
    "capturing": false,
    "filters": {
        "frequency_drop": [
            50
        ],
        "latency": [
            10
        ]
    },
    "link_id": "e29aad22-7d24-4648-8282-0c41d1c7e70e",
    "link_type": "ethernet",
    "nodes": [
        {
            "adapter_number": 0,
            "label": {
                "text": "Hello",
                "x": 64,
                "y": 0
            },
            "node_id": "eb22314e-ff91-4679-8b65-636ec8b34905",
            "port_number": 3
        },
        {
            "adapter_number": 2,
            "label": {
                "rotation": 0,
                "style": "font-size: 10; font-style: Verdana",
                "text": "2/4",
                "x": -10,
                "y": -10
            },
            "node_id": "1268c0a0-8652-4dba-beaf-07cef8e0a310",
            "port_number": 4
        }
    ],
    "project_id": "c4cba489-d792-4244-9242-07f53f6c4eac",
    "suspend": false
}