Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFCY8+n/JlYh72sCPgiNNMZXo1jQr35mQN0YNMl3EQKkzbKf5KKrZinwGdm… (844 chars)"
  }
}