curl -i -X POST 'http://localhost:3080/v2/projects/9a48e8b3-8579-4a92-8f5e-1714b80f161e/nodes/stop' -d '{}'

POST /v2/projects/9a48e8b3-8579-4a92-8f5e-1714b80f161e/nodes/stop HTTP/1.1
{}


HTTP/1.1 204
Connection: close
Content-Length: 0
Content-Type: application/octet-stream
Date: Thu, 16 Aug 2018 14:23:22 GMT
Server: Python/3.5 GNS3/2.2.0dev2
X-Route: /v2/projects/{project_id}/nodes/stop