curl -i -X POST 'http://localhost:8000/v1/projects/a1e920ca-338a-4e9f-b363-aa607b09dd80/iou/vms/2923f599-894a-4b18-a9eb-17a389298f84/start' -d '{"iourc_content": "test"}'

POST /v1/projects/a1e920ca-338a-4e9f-b363-aa607b09dd80/iou/vms/2923f599-894a-4b18-a9eb-17a389298f84/start HTTP/1.1
{
    "iourc_content": "test"
}


HTTP/1.1 204
ACCESS-CONTROL-ALLOW-ORIGIN: *
CONNECTION: keep-alive
CONTENT-LENGTH: 0
DATE: Thu, 08 Jan 2015 16:09:15 GMT
SERVER: Python/3.5 GNS3/1.4.0dev13
X-ROUTE: /v1/projects/{project_id}/iou/vms/{vm_id}/start