Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwETvtDMl5+N1yeJQXz/0fA3SB/MhPNJB7YpsrJxKYGU0FtqHhX8TIDpvyfN… (844 chars)"
  }
}