j"1AirSVgBWj4Fk9pec11CLC6QupiGHV5ErE(Ballygunge, Kolkata - WBPCB, Kolkata, IN2020-12-15T07:15:00.000ZL{"co":"550 µg/m³","so2":"12.88 µg/m³","no2":"22.1 µg/m³","o3":"104.94 µg/m³","pm25":"81.3 µg/m³","pm10":"152.1 µg/m³"}[88.3638,22.53675]
https://whatsonchain.com/tx/7e1f18d77c2bf5ffcf4145a3e4334ecdca010dadfbede050a3a00a8dacf4fd5a