Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHr+ICH/lKcDmDQZ+ZnYuPhG7MfwBRYcx7tQyNUEkEo7TyFzJKw+n2KoPuQ… (844 chars)"
  }
}