{
  "type": "string",
  "pattern": "[\\u0020-\\u00FF]+",
  "maxLength": 256,
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "ExternalUserName",
  "$id": "https://raw.githubusercontent.com/api-evangelist/amazon-workmail/refs/heads/main/json-schema/workmail-external-user-name-schema.json",
  "description": "ExternalUserName schema from Amazon WorkMail API"
}