order_margins not working for BANKNIFTY22JUNFUT

order_margins is not returning the correct margins for the first 100 units of BANKNIFTY22JUNFUT. Details below -

Order Quantity - 25 (1 lot)
kite.order_margins([{"variety":kite.VARIETY_REGULAR, "exchange":kite.EXCHANGE_NFO, "tradingsymbol":"BANKNIFTY22JUNFUT", "transaction_type":kite.TRANSACTION_TYPE_BUY, "quantity":25, "product":kite.PRODUCT_NRML, "order_type":kite.ORDER_TYPE_MARKET}])
Out[51]:
[{'type': 'equity',
'tradingsymbol': 'BANKNIFTY22JUNFUT',
'exchange': 'NFO',
'span': 0,
'exposure': 0,
'option_premium': 0,
'additional': 0,
'bo': 0,
'cash': 0,
'var': 0,
'pnl': {'realised': 0, 'unrealised': 0},
'leverage': 1,
'total': 0}]

Order Quantity - 50 (2 lots)
kite.order_margins([{"variety":kite.VARIETY_REGULAR, "exchange":kite.EXCHANGE_NFO, "tradingsymbol":"BANKNIFTY22JUNFUT", "transaction_type":kite.TRANSACTION_TYPE_BUY, "quantity":50, "product":kite.PRODUCT_NRML, "order_type":kite.ORDER_TYPE_MARKET}])[0]
Out[52]:
{'type': 'equity',
'tradingsymbol': 'BANKNIFTY22JUNFUT',
'exchange': 'NFO',
'span': 0,
'exposure': 0,
'option_premium': 0,
'additional': 0,
'bo': 0,
'cash': 0,
'var': 0,
'pnl': {'realised': 0, 'unrealised': 0},
'leverage': 1,
'total': 0}

Order Quantity - 75 (3 lots)
kite.order_margins([{"variety":kite.VARIETY_REGULAR, "exchange":kite.EXCHANGE_NFO, "tradingsymbol":"BANKNIFTY22JUNFUT", "transaction_type":kite.TRANSACTION_TYPE_BUY, "quantity":75, "product":kite.PRODUCT_NRML, "order_type":kite.ORDER_TYPE_MARKET}])[0]
DEBUG:urllib3.connectionpool:Starting new HTTPS connection (1): api.kite.trade:443
DEBUG:urllib3.connectionpool:https://api.kite.trade:443 "POST /margins/orders HTTP/1.1" 200 None
Out[53]:
{'type': 'equity',
'tradingsymbol': 'BANKNIFTY22JUNFUT',
'exchange': 'NFO',
'span': 0,
'exposure': 0,
'option_premium': 0,
'additional': 0,
'bo': 0,
'cash': 0,
'var': 0,
'pnl': {'realised': 0, 'unrealised': 0},
'leverage': 1,
'total': 0}

Order Quantity - 100 (4 lots)
kite.order_margins([{"variety":kite.VARIETY_REGULAR, "exchange":kite.EXCHANGE_NFO, "tradingsymbol":"BANKNIFTY22JUNFUT", "transaction_type":kite.TRANSACTION_TYPE_BUY, "quantity":100, "product":kite.PRODUCT_NRML, "order_type":kite.ORDER_TYPE_MARKET}])[0]
DEBUG:urllib3.connectionpool:Starting new HTTPS connection (1): api.kite.trade:443
DEBUG:urllib3.connectionpool:https://api.kite.trade:443 "POST /margins/orders HTTP/1.1" 200 None
Out[54]:
{'type': 'equity',
'tradingsymbol': 'BANKNIFTY22JUNFUT',
'exchange': 'NFO',
'span': 936.2699999999895,
'exposure': 0,
'option_premium': 0,
'additional': 0,
'bo': 0,
'cash': 0,
'var': 0,
'pnl': {'realised': 0, 'unrealised': 0},
'leverage': 1,
'total': 936.2699999999895}


Order Quantity - 125 (5 lots)
kite.order_margins([{"variety":kite.VARIETY_REGULAR, "exchange":kite.EXCHANGE_NFO, "tradingsymbol":"BANKNIFTY22JUNFUT", "transaction_type":kite.TRANSACTION_TYPE_BUY, "quantity":125, "product":kite.PRODUCT_NRML, "order_type":kite.ORDER_TYPE_MARKET}])[0]
DEBUG:urllib3.connectionpool:Starting new HTTPS connection (1): api.kite.trade:443
DEBUG:urllib3.connectionpool:https://api.kite.trade:443 "POST /margins/orders HTTP/1.1" 200 None
Out[55]:
{'type': 'equity',
'tradingsymbol': 'BANKNIFTY22JUNFUT',
'exchange': 'NFO',
'span': 126750.95999999999,
'exposure': 18012.163250000005,
'option_premium': 0,
'additional': 0,
'bo': 0,
'cash': 0,
'var': 0,
'pnl': {'realised': 0, 'unrealised': 0},
'leverage': 1,
'total': 144763.12325}