Swift Playgrounds 4 - GeoJson

I am tying to do a small indoor map using IMDF files. I can't get Swift Playgrounds 4 on an iPad Air to recognize the GeoJSON files. It recognizes the manifest (JSON) files but not the GeoJSON. Is this expected behavior? Any advice?

Can you show your code?

Swift Playgrounds 4 - GeoJson
 
 
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