#Proof of Authentication
Bitcointalk username: Dubrovin_Ivan
Bitcoin profile link: https://bitcointalk.org/index.php?action=profile;u=2522653
Telegram username:  @IvanDubrovin7
Name of campaign : Twitter. Blog
ERC 20 Address:  0x57A901Ca3688d505234241d2D6F5a02Ab41c0762