Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFWH0irDLwmRG7i6I7kxoeBVdEKm+Nd3L/zzUfBGxUjazw74b8tUzL3K+Rf… (1,748 chars)"
  }
}