Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQEQEqsZRG4wFcByZCBKd9Hp7+RKy9KcVyBuTCYE9uhn0lBT8SM5GJZzI4JI… (1,748 chars)"
  }
}