Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDaYWkzWP2grnYCczdoTMdi1okRtGB4mR2XftHR2qj4gQ8U8t1c1pc4F4p/… (1,748 chars)"
  }
}