Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC8xXHZvvJExV5QozYAg0sB+OH+i02+Hk9fpkuII9g5snxDVB0TaYiQs4FQ… (1,748 chars)"
  }
}