Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBjcZ1M7nS1y14lg6mniWgD78HQywB+OgEGjg+m38h/WyfmQzEu43kzSI3T… (1,748 chars)"
  }
}