Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAGa6GPW4fNC1EGnpyx8+Vz+GQG4JKkUPEW/uGrfxPdMRp7l9jBU6u+83z7… (1,748 chars)"
  }
}