Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCYs08nsljOWQJh2RcJgtz5wIQ48GnRiQKpMKUjSkLKnE9HaugDm3Zu6pCB… (1,748 chars)"
  }
}