Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQA7gyaLyk3c/2BVDdQvhAJF0OfZyueJaHX0PiwPWmjv+1HV4guyOy/dE+XD… (1,748 chars)"
  }
}