Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEYXB3EdkfnEI5WRf2+OnBTBdM3YmuJhYA6XVOxIaLIEku3uDCpGYb9tUsg… (844 chars)"
  }
}