{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://example.com/schemas/lookup-user",
  "$anchor": "LookupUser",
  "properties": {
    "name": {
      "$ref": "https://example.com/schemas/lookup-name"
    },
    "alias": {
      "type": "string"
    }
  },
  "additionalProperties": false,
  "type": "object",
  "required": [
    "name"
  ]
}