<html>
<body>
<fyers-button data-fyers="API-KEY"
data-symbol="NSE:NIFTY2190217200CE"
data-product="INTRADAY"
data-quantity=50
data-order_type="MARKET"
data-transaction_type="BUY">
</fyers-button>
<script src="https://api-connect-docs.fyers.in/fyers-lib.js"></script>
</body>
</html>
Is "data-symbol="NSE:NIFTY2190217200CE"" incorrect?