{
  "type": "object",
  "required": [
    "added",
    "duplicate",
    "invalid"
  ],
  "properties": {
    "added": {
      "type": "array",
      "items": { "type": "integer" }
    },
    "duplicate": {
      "type": "array",
      "items": { "type": "integer" }
    },
    "invalid": {
      "type": "array",
      "items": {
        "items": { "type": "integer" }
      }
    }
  },
  "additionalProperties": false
}
