Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDjm5rT2jRrFxCiYGBsEqgsZY1xjeRsi5omI0r8m6UXRkibJj/cH3wPVpW/… (1,748 chars)"
  }
}