Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDDnKkGHa8qlH1IgqKvVDZ2FAICCehviPf2+b8icqUSEjuFRYAtKNYFm/6X… (1,748 chars)"
  }
}