profile: username

npub	npub1kc55hqgnzptz73dvc5cs7dmr2c2j6jkxv03vnvchg8qgl49njh6qa6hw0h
name	username
about	Description
banner	https://example.com/banner.png
custom_field	my value
display_name	文昭談古論今 -Wen Zhao Official
lud16	yuki@getalby.com
nip05	username@example.com
picture	https://example.com/avatar.png