Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBxTuBqQs+hGQt7P+pcyo5ywzM0D5Z8f1DqyLAP+nUvwBouQuPdGXBL9ckN… (1,748 chars)"
  }
}