Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDNSMpqXq+vDJ8EyuG4T7maU+d8tbse1VwrhVJzD8eiGiLAnLf3qazAYWxa… (1,748 chars)"
  }
}