Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDTm4Q7FP34xQtjuBhtmKDnRMSObfUzm4EJTTYbJQgwsA8WEKS66OXS7tsx… (1,748 chars)"
  }
}