/usr/share/help/de/epiphany/ is in epiphany-browser-data 3.28.1-1ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/help/de/epiphany/browse-local.page
/usr/share/help/de/epiphany/browse-private.page
/usr/share/help/de/epiphany/browse-tab.page
/usr/share/help/de/epiphany/browse-web.page
/usr/share/help/de/epiphany/browse-webapps-del.page
/usr/share/help/de/epiphany/browse-webapps.page
/usr/share/help/de/epiphany/cert.page
/usr/share/help/de/epiphany/cookies.xml
/usr/share/help/de/epiphany/data-cookies.page
/usr/share/help/de/epiphany/data-passwords.page
/usr/share/help/de/epiphany/history-delete.page
/usr/share/help/de/epiphany/history.page
/usr/share/help/de/epiphany/index.page
/usr/share/help/de/epiphany/introduction.page
/usr/share/help/de/epiphany/keyboard-shortcut.page
/usr/share/help/de/epiphany/legal.xml
/usr/share/help/de/epiphany/media/
/usr/share/help/de/epiphany/media/epiphany-3-12.png
/usr/share/help/de/epiphany/media/private-browsing-3-12.png
/usr/share/help/de/epiphany/media/web-browser.png
/usr/share/help/de/epiphany/pref-cookies.page
/usr/share/help/de/epiphany/pref-css.page
/usr/share/help/de/epiphany/pref-do-not-track.page
/usr/share/help/de/epiphany/pref-downloads.page
/usr/share/help/de/epiphany/pref-font.page
/usr/share/help/de/epiphany/pref-passwords.page
/usr/share/help/de/epiphany/pref.page
/usr/share/help/de/epiphany/prob-restore-closed-page.page
/usr/share/help/de/epiphany/proxy.page