Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBIwIgqZ+PtqPsopDggjFecfNWFWi351iQMyrAET+4ypT3YkWmlUOQVIhzp… (1,748 chars)"
  }
}