Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFyqqprhREXYiQYg64DOlxXJO8wuRDZj5QTkt8BoZMlFw8hMdqOQgVoW3Qg… (844 chars)"
  }
}