Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC9+UgxYS9ldypGiRMsFkayBdWF5mTXG0n3esTg6MrVghynpmQV4wlyf3Rj… (1,748 chars)"
  }
}