Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDwKeEv+jh4kz/K9hOxu3qSzbyilvRiSvO194Q0NQrjkgLhj+3vMTysBK5K… (1,748 chars)"
  }
}