Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAOOfwskaBdxyKU3gsXHpdHGPUJmyYpB6hLTnQ+jDPOKh/A144DkRNe+XM/… (1,748 chars)"
  }
}