Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBzUhXH6fKxbfNQtbZ0hTASj/tsHUu87fxkfQaTZEr8lDt62BOjW6RpRBiN… (1,748 chars)"
  }
}