New Activity by Fraudulent Collection Agents

After a long lull there was a sudden activity of scamsters on February 1, 2023. In a matter of less than 5 minutes there were 10-11 phone calls all identified as SPAM by Truecaller. See the image.
The phone calls came from following numbers -
+919136964708
+918655612558
+917718898278
+918828131137
+918655991491
+917710071465
+919136964708 (2nd call)
+918655612560
+918655612582
+918452041437
Looking at the SPAM reports, they appear to be from collection agency/agencies.