Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAKATm760uQPRjmZ77f/0/zP3YXW1zPySIqBI4Cgdf3hEfqKBbw9Mz9vJFQ… (1,748 chars)"
  }
}