Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGBKwHKmCnXi7t1jsMmdkF3g6oLK2sRkuB2qH8TJnSjym8HCeD9skP18rDe… (844 chars)"
  }
}