Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQA1S8lJF7s5sY9gha34xkjbthpibwDI2SC8PyhwUkwdIiNpOngCz/DP7BaI… (1,748 chars)"
  }
}