ALL PROBLEMS NOW FIXED AS OF 1.20.6
Adding lore descriptions to items does not work. @Jiingy told me how to add custom names, but adding that in along with Lore does not work.
/give @p dirt[custom_name='
{"text": "This item is renamed!", "color": "red"}']
The problem is, this problem has already been resolved but only for the custom names. I am unable to answer for the lore.
The proper syntax is: