Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCM4FTJWCS+WayBI/MvSv/D8JjmVmbIwJoq0cRD7nDzcTSCe8m6yhnLKPvk… (1,748 chars)"
  }
}