Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCQYy39t0gvVDtQZoA557dIYfIzySAAI0Wehu2csDDV6BQAGWtjbTVQ/63T… (1,748 chars)"
  }
}