model

{"timestamp":1690353893896,"data":[{"strikePrice":"19950","exchangeInstrumentID":"53685","name":"NIFTY","cpType":"3","openInterest":7673050,"changeInOpenInterest":-27000,"timestamp":1374840893},{"strikePrice":"19800","exchangeInstrumentID":"53669","name":"NIFTY","cpType":"3","openInterest":15474000,"changeInOpenInterest":-92950,"timestamp":1374840893},{"strikePrice":"19700","exchangeInstrumentID":"53662","name":"NIFTY","cpType":"3","openInterest":6057650,"changeInOpenInterest":-12300,"timestamp":1374840893},{"strikePrice":"19750","exchangeInstrumentID":"53667","name":"NIFTY","cpType":"3","openInterest":5051450,"changeInOpenInterest":-45300,"timestamp":1374840893},{"strikePrice":"19850","exchangeInstrumentID":"53681","name":"NIFTY","cpType":"3","openInterest":9670100,"changeInOpenInterest":-48700,"timestamp":1374840893},{"strikePrice":"19650","exchangeInstrumentID":"53657","name":"NIFTY","cpType":"3","openInterest":1282400,"changeInOpenInterest":3450,"timestamp":1374840893},{"strikePrice":"19900","exchangeInstrumentID":"53683","name":"NIFTY","cpType":"3","openInterest":13566650,"changeInOpenInterest":44500,"timestamp":1374840893},{"strikePrice":"19600","exchangeInstrumentID":"53654","name":"NIFTY","cpType":"3","openInterest":1693950,"changeInOpenInterest":10050,"timestamp":1374840894},{"strikePrice":"19550","exchangeInstrumentID":"53651","name":"NIFTY","cpType":"3","openInterest":340600,"changeInOpenInterest":1350,"timestamp":1374840894},{"strikePrice":"19500","exchangeInstrumentID":"53649","name":"NIFTY","cpType":"3","openInterest":1825250,"changeInOpenInterest":-3800,"timestamp":1374840895},{"strikePrice":"19750","exchangeInstrumentID":"53668","name":"NIFTY","cpType":"4","openInterest":10141300,"changeInOpenInterest":-37050,"timestamp":1374840896},{"strikePrice":"19500","exchangeInstrumentID":"53650","name":"NIFTY","cpType":"4","openInterest":9642200,"changeInOpenInterest":-18550,"timestamp":1374840896},{"strikePrice":"19650","exchangeInstrumentID":"53661","name":"NIFTY","cpType":"4","openInterest":7308050,"changeInOpenInterest":25250,"timestamp":1374840896},{"strikePrice":"19700","exchangeInstrumentID":"53666","name":"NIFTY","cpType":"4","openInterest":16837050,"changeInOpenInterest":-12100,"timestamp":1374840896},{"strikePrice":"19800","exchangeInstrumentID":"53680","name":"NIFTY","cpType":"4","openInterest":15018750,"changeInOpenInterest":48650,"timestamp":1374840896},{"strikePrice":"19850","exchangeInstrumentID":"53682","name":"NIFTY","cpType":"4","openInterest":3491000,"changeInOpenInterest":22250,"timestamp":1374840896},{"strikePrice":"19550","exchangeInstrumentID":"53652","name":"NIFTY","cpType":"4","openInterest":6069600,"changeInOpenInterest":-14400,"timestamp":1374840896},{"strikePrice":"19900","exchangeInstrumentID":"53684","name":"NIFTY","cpType":"4","openInterest":3811550,"changeInOpenInterest":-800,"timestamp":1374840896},{"strikePrice":"19600","exchangeInstrumentID":"53655","name":"NIFTY","cpType":"4","openInterest":8932800,"changeInOpenInterest":-34500,"timestamp":1374840896},{"strikePrice":"19950","exchangeInstrumentID":"53686","name":"NIFTY","cpType":"4","openInterest":716200,"changeInOpenInterest":2250,"timestamp":1374840897},{"strikePrice":"46000","exchangeInstrumentID":"52980","name":"BANKNIFTY","cpType":"3","openInterest":8843370,"changeInOpenInterest":31725,"timestamp":1374840899},{"strikePrice":"45800","exchangeInstrumentID":"52976","name":"BANKNIFTY","cpType":"3","openInterest":2979210,"changeInOpenInterest":-82245,"timestamp":1374840899},{"strikePrice":"46200","exchangeInstrumentID":"52984","name":"BANKNIFTY","cpType":"3","openInterest":4015455,"changeInOpenInterest":-33675,"timestamp":1374840899},{"strikePrice":"45600","exchangeInstrumentID":"52972","name":"BANKNIFTY","cpType":"3","openInterest":630270,"changeInOpenInterest":-12135,"timestamp":1374840899},{"strikePrice":"46100","exchangeInstrumentID":"52982","name":"BANKNIFTY","cpType":"3","openInterest":4125555,"changeInOpenInterest":3000,"timestamp":1374840900},{"strikePrice":"45500","exchangeInstrumentID":"52970","name":"BANKNIFTY","cpType":"3","openInterest":782505,"changeInOpenInterest":-18285,"timestamp":1374840900},{"strikePrice":"46300","exchangeInstrumentID":"52986","name":"BANKNIFTY","cpType":"3","openInterest":2815425,"changeInOpenInterest":-5955,"timestamp":1374840900},{"strikePrice":"45900","exchangeInstrumentID":"52978","name":"BANKNIFTY","cpType":"3","openInterest":5079390,"changeInOpenInterest":-94890,"timestamp":1374840900},{"strikePrice":"45700","exchangeInstrumentID":"52974","name":"BANKNIFTY","cpType":"3","openInterest":1528230,"changeInOpenInterest":-23475,"timestamp":1374840900},{"strikePrice":"46000","exchangeInstrumentID":"52981","name":"BANKNIFTY","cpType":"4","openInterest":5506395,"changeInOpenInterest":29490,"timestamp":1374840901},{"strikePrice":"45800","exchangeInstrumentID":"52977","name":"BANKNIFTY","cpType":"4","openInterest":4279065,"changeInOpenInterest":17925,"timestamp":1374840901},{"strikePrice":"46200","exchangeInstrumentID":"52985","name":"BANKNIFTY","cpType":"4","openInterest":1097655,"changeInOpenInterest":5130,"timestamp":1374840901},{"strikePrice":"45600","exchangeInstrumentID":"52973","name":"BANKNIFTY","cpType":"4","openInterest":2489925,"changeInOpenInterest":165,"timestamp":1374840901},{"strikePrice":"45400","exchangeInstrumentID":"52969","name":"BANKNIFTY","cpType":"4","openInterest":2487435,"changeInOpenInterest":-6105,"timestamp":1374840901},{"strikePrice":"45500","exchangeInstrumentID":"52971","name":"BANKNIFTY","cpType":"4","openInterest":3897990,"changeInOpenInterest":-16845,"timestamp":1374840902},{"strikePrice":"45900","exchangeInstrumentID":"52979","name":"BANKNIFTY","cpType":"4","openInterest":5086305,"changeInOpenInterest":1605,"timestamp":1374840902},{"strikePrice":"45700","exchangeInstrumentID":"52975","name":"BANKNIFTY","cpType":"4","openInterest":3601590,"changeInOpenInterest":-3885,"timestamp":1374840902},{"strikePrice":"46100","exchangeInstrumentID":"52983","name":"BANKNIFTY","cpType":"4","openInterest":1503450,"changeInOpenInterest":20400,"timestamp":1374840902},{"strikePrice":"46300","exchangeInstrumentID":"52987","name":"BANKNIFTY","cpType":"4","openInterest":488610,"changeInOpenInterest":270,"timestamp":1374840902},{"strikePrice":"45400","exchangeInstrumentID":"52968","name":"BANKNIFTY","cpType":"3","openInterest":190875,"changeInOpenInterest":-960,"timestamp":1374840908}]}