Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQE4Uxf5cB/eB+JkZ8hfAW9OxG4b8QDqJyBpsznK4NioB0sLxapi68N7oBor… (1,748 chars)"
  }
}