curl -i -X POST 'http://localhost:3080/v2/projects/1d89d24e-4766-40d7-b342-300902f8294c/nodes/stop' -d '{}'

POST /v2/projects/1d89d24e-4766-40d7-b342-300902f8294c/nodes/stop HTTP/1.1
{}


HTTP/1.1 204
Connection: close
Content-Length: 0
Content-Type: application/octet-stream
Date: Thu, 29 Jun 2017 15:07:56 GMT
Server: Python/3.6 GNS3/2.1.0dev1
X-Route: /v2/projects/{project_id}/nodes/stop