Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBPF++vu7Fn3yKaXT9oqz+t9XfBLGLslE4dxbd0lKjXUwCepvL+r5lhF0dm… (1,748 chars)"
  }
}