Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwESfwsCoWuNOeIqh6sOs6gN4llM5iX83Zp+XYiRs6G9JhuvGI3xwXq2BqXM… (844 chars)"
  }
}