This is a model of a USB-C Breakout Board that I picked up on AliExpress (see description below).  This model isn't intended to be printed but as an aid to designing your own projects.

USB-C Breakout Board Description
Double-sided positive and negative plug TYPE C female test board USB 3.1 with PCB board 24P female connector with pin header
Link
https://www.aliexpress.com/item/3256801511728963.html?spm=a2g0o.order_list.0.0.21ef18025HQaKa&gatewayAdapt=4itemAdapt