Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBEkZrCyYtWq/f1d880lnMPgL42pxK7z/+U0ljjztaMF1vo4o7+H8TTB7WM… (1,748 chars)"
  }
}