Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQD/l84Fg+Vur/ijN6+leZU9d6wg7kJY07hJgkKeF4lYahHaaP+faTbBn2U7… (1,748 chars)"
  }
}