Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCeL4brSMPSoYQyNTBBRGP3x9TlZWCcKPA9NfcMeXHQvyatolAUNPWuFJbM… (1,748 chars)"
  }
}