curl -i -X POST 'http://localhost:3080/v2/projects/ca0187d8-c183-49b1-a714-b7160264172b/snapshots' -d '{"name": "snap1"}'

POST /v2/projects/ca0187d8-c183-49b1-a714-b7160264172b/snapshots HTTP/1.1
{
    "name": "snap1"
}


HTTP/1.1 201
Connection: close
Content-Length: 170
Content-Type: application/json
Date: Tue, 21 Mar 2017 09:32:04 GMT
Server: Python/3.6 GNS3/2.0.0dev11
X-Route: /v2/projects/{project_id}/snapshots

{
    "created_at": 1490088724,
    "name": "snap1",
    "project_id": "ca0187d8-c183-49b1-a714-b7160264172b",
    "snapshot_id": "b5fed8f7-3482-435c-9df0-d25b9afa9cec"
}