Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB+IrrPY+1UMtTKcByIuWKKgw+vUMX6nDN+imODi0O6bxUT1QpZk8afq5Bf… (1,748 chars)"
  }
}