Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAXKJ9RcmK7nKFgTfmu8e8N2VSpNLZXqTILc3eBDhrCYQyIWdiH92XZyHyA… (1,748 chars)"
  }
}