Hello sir they are threatening me and call me and saying that you have to pay 38,999

And by the end of that company sites they call me by this number-063573 25070 and saying he is Advocate Pradeep Singh and saying me to pay this amount because of breach of contract

Otherwise they will send a legal notice and said me that my addhar card they block and I'm can't access for any government sector to use What to do please help me out I'm very scared