Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQD+Y+jCa4UhHI/KZ3BByrY02kSU/NcdkT2qDjsZQTlHVFmUcbiG5w+5gpXF… (1,748 chars)"
  }
}