1. A concise explanation of the problem you're experiencing.
Ho do I insert Metadata in 3D Models (particularly text that describe objects of 3D Models)?
2. A minimal code example. If you've found a bug, this helps us reproduce and repair it.
3. Context. Why do you need to do this? We might know a better way to accomplish your goal.
I need to publish 3D Models of Church's, Monument's, Envirnmental and describe it trought text or other infos (link to other documents, ...)
4. The Cesium version you're using, your operating system and browser.
Cesium 1.4. Windows 10, Explorer and Chrome.