Option Greeks is not showing

[Pradeep_Jaiswar]

Please see the thread mentioned below. It appears you might be making the same error.

Error 404 while access option chain API

An underlying stock instrument key is required, but you are entering the option contract instrument key, as indicated below: { "weekly": false, "segment": "NSE_FO", "name": "RELIANCE INDUSTRIES LTD", "exchange": "NSE", "expiry": 1714069799000, "instrument_type": "CE", "asset_symbol": "RELIANCE", "underlying_symbol": "RELIANCE", "instrument_key": "NSE_FO|129973", "lot_size": 250, "freeze_quantity": 7500.0, …