Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHq+0fuh0KMlOxGRDN3gTCYFHWstYV0xDHdztjFVpNS9iZ4wVlaKY8NZRof… (1,748 chars)"
  }
}