Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCZgt2pXuLLdOwvA6Tq3cZ3msJ45bdCIAgKnYZOO0C86xYClYG4aKC0T4bb… (1,748 chars)"
  }
}