Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAr4+DtcGXTYgZ5eaxzp1zyQS6W4b3K1qQKhN4YBTMEA34IHOzNsHAkywzb… (844 chars)"
  }
}