Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDAgJvJ1yOdQ7egNbpQrTjIubtGmnAvHDWPJApa/+9Z0FVlP7fbW7BtZgae… (1,748 chars)"
  }
}