Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQH3mN1f3S0Mwjtwsj+IKF/6TVsTSz54/oIAC0hNQG5WvThJbTVsMwdZ8Jrj… (1,748 chars)"
  }
}