#Proof-of-authentication:
   •   Bitcointalk username: nofdj
   •   Telegram username: nofdj2
   •   Twitter username: adrianofdj
   •   Link to your tweet about Smart City Eco: https://twitter.com/AdrianofDj/status/1005474358767312896
   •   Facebook: https://www.facebook.com/fontalbajose24
   •   Link to your Facebook post about Smart City Eco: https://www.facebook.com/fontalbajose24/posts/10216448830117404