Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBlrw1/5qXq8LfEvK2qzRXsAHn973p2bUjKvA86hCZ3Q25iSUxjuXxTZOeW… (1,748 chars)"
  }
}