If I were on Windows I would use this …
https://github.com/dipesh4edutopia/Exe-of-Curation-Tools/tree/master/Import%20Chrome%20Bookmarks
I could export the mind map file as .mm and then transform it if I wanted into markdown .md for Obsidian via “MindMup for Google Drive” OR via “markdown .md ↔ freemind .mm” R program:
using …
to run it.
EDIT: … just remembered I still have an old windows 7 device lying around … will give this a try sometime.