Call sign INDIA1. Sounds like a Prime Minister of India flight.
https://globe.adsbexchange.com/?icao=8002f7
Air India One (also referred to as AI1[1] AIC1 or INDIA 1) is the air traffic control call sign of any Special Extra Section Flight (SESF) operated by the Indian Air Force (IAF) for the President of India, Vice-President of India or Prime Minister of India. The IAF's Air Headquarters Communication Squadron, based at Palam Air Force Station, New Delhi is the unit responsible for coordinating the missions.[2]
https://en.wikipedia.org/wiki/Air_India_One