Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCIuwmNG1NNB4SPEemvJSbKigK6Lf9ZVgd5K282xZ8F/H+M2h3eAbo8sNaH… (1,748 chars)"
  }
}