Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBbnbDusPlSv8wH9e4UFoibtPCGCZU48DRBLvuMw2jT9Ws6YNNb6Xzddml8… (1,748 chars)"
  }
}