curl -i -X POST 'http://localhost:3080/v2/projects/6d799ff7-62ec-4a1a-b7a6-0536938080ec/nodes/stop' -d '{}'

POST /v2/projects/6d799ff7-62ec-4a1a-b7a6-0536938080ec/nodes/stop HTTP/1.1
{}


HTTP/1.1 204
Content-Length: 0
Content-Type: application/octet-stream
Date: Tue, 27 Sep 2016 10:01:20 GMT
Server: Python/3.5 GNS3/2.0.0dev1
X-Route: /v2/projects/{project_id}/nodes/stop