Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCdBgCPL4uiIRpxVCCJGNXbeT+M6Tb3bYedV+HI4DAnpSXzVUrY0r2V26w8… (1,748 chars)"
  }
}