Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQFHldQg9GtgA5OrNMnpuX9gY7e7/w9YBQz8bYz46ppebSQyKMo4MupXeuvZ… (1,748 chars)"
  }
}