Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBt2fdB8/QfhW7yUgC7qYCJlFYMxYWUZ+bGVTvnEz//6zk1HDQv5LFFY6ru… (1,748 chars)"
  }
}