Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEHWcJDFOnG8ydA/VzRqiQvsugI4wR1mqD4Y3KyoZPwCQcTzHmKfLSS8oR1… (844 chars)"
  }
}