Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCyiltLQd7cuHmYn9YaE3YyKwb8m09iseoq3/DB6DwNDhEHQfFDnPOzE5Kz… (1,748 chars)"
  }
}