Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDTMkdTZnpUIIGQ5FIVVkmzfdqRBxX33BTcHTulAzh9jBHFY+v2jlp7i9Bh… (1,748 chars)"
  }
}