How create parent layer with child layers from .mbtile ?

[EgorSaffrezzi]

I have .mbtile file , and I can use tippecanoe-decode -l transportation then get geojson file, and reset max and min zoom for layers. But geojson file merge all layers per one layer. Expected result: 1 parent "transpoer layer" and other child layers.
I wanna setup different settings for highway and small roads or other layers on different zoom.

My result: