Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGYc61pA2lEp4C73u9wrtp4OZR3W2hMDjw/Yc6TkuUAxQE0K3882DtHHzB7… (1,748 chars)"
  }
}