Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQD/rIaHe8ta9YdTse6IV/Z0rNVbjNWocDIt6PcOKFxJK2J63jIHko8l4Anz… (1,748 chars)"
  }
}