@mudit236 Thanks. I got it.
@amx Here is the new token details for Bank nifty
{
"token": "99926009",
"symbol": "Nifty Bank",
"name": "BANKNIFTY",
"expiry": "",
"strike": "0.000000",
"lotsize": "1",
"instrumenttype": "AMXIDX",
"exch_seg": "NSE",
"tick_size": "0.000000"
}
I see all Index tokens are moved to "instrumenttype": "AMXIDX"