Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDlQCRpT8x7ZTSoGMjTDcnJg7MbvPDqg9ShWUXBfORkDSqbUKxqB7H9mOay… (1,748 chars)"
  }
}