Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCrd+YlOFCuqUjHpMJoHI/I/6qllULfgCKHwpDvKvSP7Xcbf0XdHBmASuDI… (1,748 chars)"
  }
}