Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBKTfnHsBIuZKvvoKEdaHOZHpRri5qNMm+Tz/2N9XvjFSpBSZA0TpgBD4AB… (1,748 chars)"
  }
}