3D model can not be paid,need help!

Hello!

Yes, I have an issue when I tried to purchase a 3D model on Pinshape;

The link to the 3d model is:Pinshape

When I clicked the purchasing button, it showed that the server has malfunctioned…

Could you please help me to check this issue? thanks for your help.

Best regards,

Harward %E4%B8%8B%E8%BD%BD