Gmr Delhi Airport — Extortion by Resa staff at drop on /off area

I had gone to drop off my daughter at terminal 3 of IGI airport.Vistara was gate one as she was going alone went to drop off at gate.It was barely 3-4 minutes a staff wearing an orange jacket with RESA written came took pictures of the car said it will be towed tried to get money from the driVer.I saw this and took his picture.Firstly his mask was down throughout, secondly what was runway staff doing posing as security and lastly why did he take picture of car and went behind to speak to driver.His name is Prithvi Singh and I have taken his picture.