Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGYp6EjYPcmLIGP8cLJQ59dLhzKEH3PXCRZeu2XfGBYsHVQxJfYwS4+xayf… (1,748 chars)"
  }
}