Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQF/XLw387W6yTEC7mO3NbnYxe7DPU1Zu5UYXzQqpfILEGRBtEKu0s2mAUkw… (1,748 chars)"
  }
}