Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQEWOLzlFccWUot/T2ZH1KUogEAO3h1tiB5sWGMkbI27F0b74JSw+dZv2jCm… (1,748 chars)"
  }
}