Invalid 76561198042109601 [ZH]_AlexKid

|steamID: [ZH]_AlexKid
|steamID32: STEAM_0:1:40921936
|steamID64: http://steamcommunity.com/profiles/76561198042109601
|customURL: http://steamcommunity.com/id/manetiof123456
|steamrepURL: http://steamrep.com/profiles/76561198042109601

i have the reputation of SR SCAMMER and i dont know why , can u guys show me what i did? i got scammed once and i did nothing ,now i am being marked as one?!?! When i bought alans wake plus 2 dlcs of Deus Ex i was going to change with a guy for dota 2 gift not tradable so someone had to give it first, i gave him first them he deleted me and i lost my money. In the same day i bought sonic generations and traded with TommzeN and he is a trustable one . After that day i got the tag of SR SCAMMER i dont know why. plus i have this one my information :
Additional Info from Administrators

Fake rep
what is that? i really wanna know what is happening, and if really scammed someone tell me who i scammed and the thread on the forum about the report.