get ltp data not providing recent data

[coyotegrave]

The api to get ltp data is providing stale data and it giving same data for last 20 minutes.

api in questions:
"api.ltp.data": "/rest/secure/angelbroking/order/v1/getLtpData",

python function:

def ltpData(self,exchange,tradingsymbol,symboltoken):
    params={
        "exchange":exchange,
        "tradingsymbol":tradingsymbol,
        "symboltoken":symboltoken
    }