Do you mean "userAttributes" a.k.a. "unknownAttributes"? https://leoeditor.com/customizing.html#ua-s-extensible-attribues-of-nodes
(Just guessing. I don't know anything about the leo file format.) -matt -- You received this message because you are subscribed to the Google Groups "leo-editor" group. To unsubscribe from this group and stop receiving emails from it, send an email to leo-editor+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/leo-editor/16133c1e-96f6-497b-be77-18e12e5e1c23%40googlegroups.com.