How Can I add vector data(.pbf) to cesium data source?

CesiumJS
1

I use geoserver which name is martin.

This geoserver provide url which is ended with ‘.pbf’.

for example, https://martin.myserver.com/seoul/{x}/{y}/{z}.pbf.

I want to know that this url is added to cesium data source like Mapbox JS, Maplibre JS.