Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB42fMEtaMjTlI2fmAsraIRMiLyF2a1Ss8pmPwv5buGbAAXZOtCHgpb/dr3… (1,748 chars)"
  }
}