Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB8S4N0cJVQjQbhFfRvqQUJlzbeM9W/4u07lZXauP+meCp+OJ6bPpR+MtE2… (1,748 chars)"
  }
}