@helge @giacelvecio The fix required changes to this file: https://github.com/friendica/friendica/blob/develop/src/Util/JsonLD.php
I also found this in its dependency list https://git.friendi.ca/friendica/php-json-ld
076萌SNS is a social network, courtesy of 076. It runs on GNU social, version 2.0.2-beta0, available under the GNU Affero General Public License.
All 076萌SNS content and data are available under the Creative Commons Attribution 3.0 license.