Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBua6YoUJVnn6/ZbXV/AcqMwH37nG4zPnXXbipkwOQGTE9NPX45nnQHUrdM… (1,748 chars)"
  }
}