Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQFqJEFZuFh7b2g9LopawM6HREpEd1yACiSJQgMZu9ePwwNFSn9SJdBYQm/m… (1,748 chars)"
  }
}