Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEkTYXGZZG71lcwjQtNAyBeZciNXNhvQHn5Ub+CufWfymwjAN5u1Vx0r0YT… (844 chars)"
  }
}