Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBTplAZGsMyqImBnKAY+jO6Cu9DjuPPjy0MtK6/keYP1QwrDHZR8d8xhU6w… (1,748 chars)"
  }
}