498 hreflang
https://w3id.org/class/redaktor/hreflang
Definition
Hints as to the language used by the target resource. Value MUST be a [BCP47] Language-Tag.see https://www.w3.org/TR/activitystreams-vocabulary/#dfn-hreflang
Scope Note
: PropertyExample
{
"@context": "https://www.w3.org/ns/activitystreams",
"type": "Link",
"href": "http://example.org/abc",
"hreflang": "en",
"mediaType": "text/html",
"name": "Previous"
}