#Proof of Authentication
Bitcointalk username: phamminhtan
Bitcointalk profile URL: https://bitcointalk.org/index.php?action=profile;u=1018434
Your telegram username: @shark_tank
ERC-20 Wallet: 0x7d6722c960eDDe9E51AC509D0d28b931214763dA
Which campaign/s you joined:Facebook