curl -i -X POST 'http://localhost:3080/v2/version' -d '{"version": "2.2.0dev8"}' POST /v2/version HTTP/1.1 { "version": "2.2.0dev8" } HTTP/1.1 200 Connection: close Content-Length: 30 Content-Type: application/json Date: Sat, 30 Mar 2019 08:50:16 GMT Server: Python/3.6 GNS3/2.2.0dev8 X-Route: /v2/version { "version": "2.2.0dev8" }