India, Feb. 25 -- A Borivali-based jeweller has received extortion threats allegedly in the name of the Lawrence Bishnoi gang, with the caller demanding up to Rs.30 lakh and threatening to kill him if the money was not paid.

Police have registered a case against an unidentified person who sent WhatsApp messages and made calls from an international number. The local crime branch is probing the case.

The first message was received on February 18, demanding Rs.30 lakh and warning that the jeweller would be killed if the ransom was not paid within 24 hours. The message allegedly referenced killing him "like Baba Siddique."

According to the police, the next day, the accused called again and when the jeweller said he could not arrange the mo...