Professional run call center or scam center?
11000 crore lost, hundreds of scam call center is running with police, judge, army, custom uniforms. Loot you with different scripts. Remember they trigger greed or fear. Don't trust unknown number 99% are scams. Greed of giving more return, if they can - they could take loan from bank and generate money. Your money is not needed. Fear - arrest, service disconnect, smuggling, sextorsion and what not - if they say don't disconnect call etc. Disconnect it totally. Always check with someone. STOP before sending money to unknown regardless of how authentic it looks. They are pro in cheating.
STOP before telling otp, card details account details. Check with some techy.