> curl -X GET --dump - http://localhost:8529/_api/blueprints/vertex/v1?graph=graph1

HTTP/1.1 200 OK
content-type: application/json; charset=utf-8

{
  "vertex": {
    "_id": "28133265/31278993",
    "_rev": 31278993,
    "_key": "31278993",
    "$id": "v1",
    "optional1": "val1",
    "optional2": "val2"
  },
  "error": false,
  "code": 200
}