All the credit for the building model goes to Carlos Emilio Soto Cano, who has this file published in the Sketchup 3D Warehouse: https://3dwarehouse.sketchup.com/model.html?id=d8055a05-4c10-4942-9ed4-4be8f428d2b5
I scaled up the model, and designed a base with a cover, to put some weight in it and make it more heavy
Printer:
PrinterBox
Rafts:
Yes
Supports:
Yes
Resolution:
0.15mm
Infill:
20%
Notes:
It needs supports touching the build plate for the lower part to print fine.