Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHzts2wiJvPM/bCYQccuwVkrjot6ArT8C9OsAou7DOGR2h3aKPgbA5nj6WK… (1,748 chars)"
  }
}