A complaint was lodged at Kharavela Nagar police station that evening, following police picked him up from his house at night and later arrested him after interrogation.
Notably, Nayak was arrested by the CBI on November 18, 2014, for his link with the Seashore Group.
Several incriminating documents including two gold biscuits and cash worth Rs 15 lakh were seized by the central investigating agency during a raid at his residence.
However, he was released on bail in August 2017.
Subhankar was allegedly a fixer.