#Proof-of-authentication:
   •   Bitcointalk username: nazoo
   •   Telegram username: @Niazafridi81
   •   Twitter username: @niazafridi81
   •   Link to your tweet about Smart City Eco: https://twitter.com/niazafridi81/status/1006562683456507905
   •   Facebook: https://www.facebook.com/niazafridi007
   •   Link to your Facebook post about Smart City Eco: https://www.facebook.com/niazafridi007/posts/1569431863184910