gns3-server/docs/api/examples/compute_put_projectsprojectidvpcsnodesnodeid.txt

curl -i -X PUT 'http://localhost:3080/v2/compute/projects/a1e920ca-338a-4e9f-b363-aa607b09dd80/vpcs/nodes/89b33b7f-9d21-4dce-b584-5afed089910d' -d '{"console": 5724, "name": "test", "startup_script": "ip 192.168.1.1"}'

PUT /v2/compute/projects/a1e920ca-338a-4e9f-b363-aa607b09dd80/vpcs/nodes/89b33b7f-9d21-4dce-b584-5afed089910d HTTP/1.1
{
    "console": 5724,
    "name": "test",
    "startup_script": "ip 192.168.1.1"
}


HTTP/1.1 200
Content-Length: 505
Content-Type: application/json
Date: Tue, 27 Sep 2016 10:01:15 GMT
Server: Python/3.5 GNS3/2.0.0dev1
X-Route: /v2/compute/projects/{project_id}/vpcs/nodes/{node_id}

{
    "command_line": "",
    "console": 5724,
    "console_type": "telnet",
    "name": "test",
    "node_directory": "/var/folders/3s/r2wbv07n7wg4vrsn874lmxxh0000gn/T/tmpo2joh79j/projects/a1e920ca-338a-4e9f-b363-aa607b09dd80/project-files/vpcs/89b33b7f-9d21-4dce-b584-5afed089910d",
    "node_id": "89b33b7f-9d21-4dce-b584-5afed089910d",
    "project_id": "a1e920ca-338a-4e9f-b363-aa607b09dd80",
    "startup_script": "ip 192.168.1.1",
    "startup_script_path": "startup.vpc",
    "status": "stopped"
}