Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBnQopAs9umIA1brgt/81Y5UBKTSLlB3bLuG6XaJyP1PXZsaCKQjLw7vKzG… (1,748 chars)"
  }
}