Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDJml4WL9nfO+FJXXMHoZIUIpO9zTE7tJS2ciAT9nLcmF7rAmM+dILiX2J7… (1,748 chars)"
  }
}