Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQC6K8t0QMKmTPwu6wPiIj6uqFCUPjmHI3gHsDE+BgEBglWyzGurBEkLVrkf… (1,748 chars)"
  }
}