Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBWsgiYf57mk1Y+9hqgPILqcsGx6HLG1SJcO+WcJtpdUAN/AaI1hpSLu5uD… (1,748 chars)"
  }
}