Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDkC5o31QyMpDP5IEA4NDfA7PKVMx+yf89uxGBUh5dytyKm9C8kBwn2WvN2… (1,748 chars)"
  }
}