{
  "$schema": "http://json-schema.org/draft-04/schema",
  "id": "field-definition-collection.json",
  "type": "object",
  "properties": {
    "items": {
      "type": "array",
      "items": {
        "$ref": "field-definition.json"
      },
      "_links": {
        "$ref": "link-collection.json"
      }
    }
  },
  "required": [ "items" ]
}