Photo VCarve

I have an STL file that is 322.4mg in 3D that I need to get reduced to less than 100mg in order to load into Easel for carving. All the file reducers I’ve tried don’t do files that large so anyone got any suggestions how I can get this done.
Thanks in advance,
Larry

Shrinking STL files - Easel / Easel Pro - Inventables Community Forum