Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCq77B86Yd6mGsj96tLz6CXJmX48DDRmPlSC6ytPbjMJiRx13KKM3RgC4Ih… (1,748 chars)"
  }
}