Shaha Finlease — Recovery of Standard Chartered Credit card Amount after 20 years

In last week 15 th March 2023 My father got the call and wats app from Mr. Tripathi from the Shaha Finlese for the recovery of the of Standard Chartrand Credit card Amount after 20 years for recovery of Rs 35, 105/ against Standard Chartered Credit Card after 20yers. My father is 72 years old and facing some major medical issues. After Mr. Tripathis's follow up his BP got high and needs to visit at doctor place.

As per my father, he has paid all the outstanding dues and nothing is pending .
Currently my father and mother non-working and not having any income and no savings. Even to they have sold their own house as they have faced huge losses in business.

Mr. Tripathi is taking follow up with us and telling us about the CIBIL record.

My father required help in this. Pls suggest