Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC0btoNqF2tR1e3H+T3NIZ5VTf3lixm0ellOjhZyWj2RRfgN42UiMhB6ir9… (1,748 chars)"
  }
}