JsonSchema:MultiLangProperty

type	"object"
required	"text" "lang"
eval_template	type "wikitext" mode "render" value "{{{text|}}} [{{{lang|en}}}]" type "wikitext" mode "store" value "{{{text|}}}@{{{lang|en}}}"
properties	text title "Text" title* de "Text" type "string" lang title "Lang code" title* de "Sprache" type "string" enum "en" "de" default "en"