Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDLht6i92jB+suZhb66/qxVCO+HdB1r35d6P5FGer7d3BuAm2+U2fuVkO68… (1,748 chars)"
  }
}