Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQC78FGsB0tOCjSvpLQx/Gbm8Gkmgc43yn/dvjMJjuMMQ1stq3kq1FdKrRbE… (1,748 chars)"
  }
}