Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQD6xWpvJVUDNa+MNe2No3JRa9c19ue4L8ZiP9aO5J8YQV3REyRSRY68ZFY/… (1,748 chars)"
  }
}