{
  "title": "Error schema",
  "description": "Signal the client that a process has sent the error() signal",
  "properties": {
    "event": { "type": "string", "pattern": "error", "required": true },
    "id": { "type": "integer", "required": true },
    "error": { "type": "integer", "required": true },
    "errorString": { "type": "string", "required": true }
  }
}