Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAKjrgx/Enib+t5KiOa0UIV6g/I/Qh1Z83QzVCHMJl5AjMT3PdiTpy1eSe7… (1,748 chars)"
  }
}