I wouldn't trust other "nooby" members without many vouches to supply the Middleman. Chances are, they would fuck you over and scam you, especially since you claimed that you were nooby in the original post.
I'd be careful if I were you...
Here's some Official Middle-Men of this section. Do not trust anyone but these people if you're only trading with OMMs.
List of OMMs for this Section
So that would be...
@
Raple
@
FanticSteal
@
WumboKnight
I believe ^^^ this is the updated list of people that OMM for RotMG
Item Trading.
Note: Read what each one does. Make sure you only add the ones that manage RotMG
Item Trading, not the ones that manage RotMG
Account Trading. There is a difference!