Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHYAGct/4Dj15BLQ7DsNhJUJYrrGnGlWcRBbXTWQQrtqFc7EjEKO/cZ7E7T… (844 chars)"
  }
}