{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "title": "IssuedCertificate",
  "required": [
    "url"
  ],
  "properties": {
    "url": {
      "type": "string",
      "format": "url"
    }
  },
  "type": "object",
  "xml": {
    "name": "attachment"
  }
}