ERS - selfbilling IDOC GSVERF01 example ?

Hi,

does anyone have GSVERF01 IDOC example on thier systems ?

I'm trying to post ERS invoice with it and I just need to know

which fields should be mapped (I need inbound or outbound)

could you plase send me screenshots of this IDOC segments

(from WE02) or IDOC-XML if you have it in XI

to <b>my e-mail account</b> (it's in my SDN business card)

obviously I will assing points for your help

thank you,

Regards,

michal