Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCUn1ZBVv2fVjBILpQAQtKO969KshkZKHwgCB/TQKoJRx7O65s8b3xFe8LC… (1,748 chars)"
  }
}