curl -i -X POST 'http://localhost:3080/v2/projects/8ad8d8bd-8179-4f60-8a59-e3031882b864/snapshots' -d '{"name": "snap1"}'

POST /v2/projects/8ad8d8bd-8179-4f60-8a59-e3031882b864/snapshots HTTP/1.1
{
    "name": "snap1"
}


HTTP/1.1 201
Connection: close
Content-Length: 170
Content-Type: application/json
Date: Thu, 14 Jun 2018 08:35:21 GMT
Server: Python/3.5 GNS3/2.1.8dev1
X-Route: /v2/projects/{project_id}/snapshots

{
    "created_at": 1528965321,
    "name": "snap1",
    "project_id": "8ad8d8bd-8179-4f60-8a59-e3031882b864",
    "snapshot_id": "2494bd41-220d-452b-929d-d3d53be75f3d"
}