1. Bitcoin user name : nguyennlt
2. Telegram user name that is signed up to  t.me/gasfileslive : @nguyennguyenit
3. Social media post 1 : https://www.facebook.com/nguyennguyen.it/posts/1986365368284180
4. Social media post 2 : https://twitter.com/nguyennguyen_it/status/968142228743835648