Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQEp2yPb0tktBIkKJetbj0BiZ0yZwPq8m5CqsTk/61bQFUuvKm/mFWaTLOd/… (1,748 chars)"
  }
}