Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEVNi9E6KsbSTQURCe9jkx+lAdD8DtXxLFb+knh9tQIgD/Dzi2RhLWMT7KH… (844 chars)"
  }
}