gns3-server/docs/api/examples/controller_post_projectsload.txt

curl -i -X POST 'http://localhost:3080/v2/projects/load' -d '{"path": "/tmp/test.gns3"}'

POST /v2/projects/load HTTP/1.1
{
    "path": "/tmp/test.gns3"
}


HTTP/1.1 201
CONTENT-LENGTH: 328
CONTENT-TYPE: application/json
DATE: Thu, 08 Jan 2015 16:09:15 GMT
SERVER: Python/3.5 GNS3/2.0.0dev1
X-ROUTE: /v2/projects/load

{
    "auto_close": true,
    "auto_open": false,
    "auto_start": false,
    "filename": "test.gns3",
    "name": "test",
    "path": "/var/folders/3s/r2wbv07n7wg4vrsn874lmxxh0000gn/T/tmp9hlt1889/projects/6f7c9f59-9706-452a-9ca9-ab6833b8128d",
    "project_id": "6f7c9f59-9706-452a-9ca9-ab6833b8128d",
    "status": "opened"
}