Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBNRAQ69tEoMGSkpTjlQ5bTCLpRhNn0QxMNR8l0PswVQUorAnTf03ET1/e7… (1,748 chars)"
  }
}