Well,Finally poured in my latest and greatest Vim script highlighter for nftables v1.1.4. They are in 'Github'.
Pretty sure that I've forgotten a few things. Maybe it is that I just a needed a breather. (Vimscript is extremely large, runs fast on Pentium laptop.)
Video embedded in README.md. https://github.com/egberts/vim-script-nftables/README.md Enjoy. Steve Egbert