Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDNpVrgPoC5w7ZhYKeYZUyL/DLjTDWAzA4VI1Z9fib7HjoVo1ZMh4Bo0dAJ… (1,748 chars)"
  }
}