Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCEaD6wPROi6otCO2tnAmyYPHXwauw6P6Qwnj+aGBHNuEzcEu/jOb5Exa4R… (1,748 chars)"
  }
}