The shop need my phone serial code?

[ispammee]

Hello 👋
I got my brand new z5 before yesterday and yesterday the shop keeper told me that he need to getthe sticker which the serial code is written when I asked him why he to me because he need it to give it to the sony local retailers to get his profits from selling the device to me
So is he scamming me? Or shall i give it to him?
He need this
http://forum.xda-developers.com/attachment.php?attachmentid=3740764&d=1462439853

But this is the last one
Is it safe?

[LaurenDougan29_]

To me that sounds iffy.  Might just be me but I've never heard of that before.

[Uliwooly]

@ispammee

That doesn't make sense, you can verify this with your Local support