Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDTK9W7ZvRmlZwbVa3i5k3syu8PfYmJFmhMl7qrRHRwj3vQ6QZK9laewuRt… (1,748 chars)"
  }
}