Please report this scammer who scammed my friend !!!!!!!

link to his account:
http://gtm.steamproxy.vip/id/capitanucaptainxzzxc

If you wanna help my Youbtube channel grow, subscribe to my channel and watch my one and only un updated video XD

Link to my channel:
https://www.youtube.com/channel/UCeBNVgh9CDvBp75aU1Db_Jw?

There is a scammer who made a fake opskins.com bot. The scammer said that He will buy my CS:GO skins for 2 of his knives and 1 M4A1 howl (factory new) but first he said that I must let opskins check all of my items including Dota 2, TF2 and more by trading all of my items to them and they will return it but good thing I only made the bot check my CS:GO skins and after that the bot was suppose to give back my items but it did not I waited for 5 hours and the scammer blocked me afterwards.

The Items that he scammed me:
Negev | Dazzle, Sawed-Off | Origami, M249 | System Lock, UMP-45 | Briefing, M249 | Spectre, MAC-10 | Carnivore, P90 | Elite Build, P2000 | Handgun, G3SG1 | Green Apple, AUG | Ricochet, P250 | Sand Dune, Glock-18 | Royal Legion, Nova | Koi, R8 Revolver | Amber Fade, CZ75-Auto | Pole Position, SG 553 | Pulse, P250 | Supernova, SCAR-20 | Grotto, MAG-7 | Heaven Guard, MP7 | Cirrus, SSG 08 | Abyss, Galil AR | Rocket Pop, SSG 08 | Ghost Crusader, PP-Bizon | Photic Zone, AUG | Storm, Dual Berettas | Ventilators, StatTrak™ XM1014 | Scumbria, AK-47 | Elite Build, Five-SeveN | Orange Peel, Sawed-Off | Snake Camo, AK-47 | Safari Mesh, Five-SeveN | Capillary, Sawed-Off | Origami, Five-SeveN | Forest Night, Nova | Predator, FAMAS | Cyanospatter, M4A1-S | Basilisk, AWP | Worm God, StatTrak™ Music Kit | Skog, III-Arena, P90 | Asiimov

The link to the scammer's account :
http://gtm.steamproxy.vip/id/Hightradingaccount

The link to the fake OPSKINS Bot :
https://gtm.steamproxy.vip/profiles/76561198367373933/

Help me please !!!!!!!!!
I am sooooo sad !!!!!