> curl --data @- -X POST --dump - http://localhost:8529/_api/index?collection=95560976
{ "type" : "geo", "fields" : [ "b" ] }

HTTP/1.1 201 Created
content-type: application/json

{
  "code": 201,
  "geoJson": false,
  "fields": [
    "b"
  ],
  "id": "95560976/162222265",
  "type": "geo1",
  "constraint" : false,
  "isNewlyCreated": true,
  "error": false
}