Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwClK6H1C3lBWKiWnMf2/ytWfLFy6Rt+9f1RGDngTNZGjC36o/0nHf73kKpd… (844 chars)"
  }
}