Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHS0HYpPtMFhREaFwNBUCuW8Eoz3mRU0kNGgUcPlYu4a1OI0N8JGO7oEwjg… (844 chars)"
  }
}