how to transform obj line(l)to gltf

1. A concise explanation of the problem you’re experiencing.

I have some models,obj line (l).I can’t transform these to gltf.

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.

this lines are used in electric power line Virtual roaming,I can’t show they in cesium。

4. The Cesium version you’re using, your operating system and browser.

WIN10,Chrome

line.obj (1.28 MB)

Have you tried using the online converter here?

http://52.4.31.236/convertmodel.html

Or the commandline version of it:

https://github.com/AnalyticalGraphicsInc/obj2gltf#obj2gltf