Steam web api show player items

Question

I am trying this URL:

link

but i keep getting "404 not found" page.. i have entered the key i got from steam but no luck.. what should i do to make it work?

you can see this url for more information: http://wiki.teamfortress.com/wiki/WebAPI/GetPlayerItems

i just cant get it to work :\

Answer 1

http://api.steampowered.com/IEconItems_440/GetPlayerItems/v0001/?SteamID=76561198031167040

It should be just 440, not <440>