'ostatus' => (object)['@id' => 'http://ostatus.org#', '@type' => '@id'],
'dc' => (object)['@id' => 'http://purl.org/dc/terms/', '@type' => '@id'],
'toot' => (object)['@id' => 'http://joinmastodon.org/ns#', '@type' => '@id'],
- 'litepub' => (object)['@id' => 'http://litepub.social/ns#', '@type' => '@id']];
+ 'litepub' => (object)['@id' => 'http://litepub.social/ns#', '@type' => '@id'],
+ 'sc' => (object)['@id' => 'http://schema.org#', '@type' => '@id'],
+ 'pt' => (object)['@id' => 'https://joinpeertube.org/ns#', '@type' => '@id']];
// Preparation for adding possibly missing content to the context
if (!empty($json['@context']) && is_string($json['@context'])) {