> curl --data @- -X POST --dump - http://localhost:8529/_api/query
{ "query" : "FOR u IN users FILTER u.name == @name LIMIT 2 RETURN u.n" }

HTTP/1.1 200 OK
content-type: application/json

{
  "error": false,
  "bindVars": [
    "name"
  ],
  "code": 200
}