joystream/content-directory-schemas/inputs/schemas/LanguageSchema.json

{
  "className": "Language",
  "newProperties": [
    {
      "name": "Name",
      "description": "The name of the language (ie. English)",
      "required": true,
      "property_type": { "Single": { "Text": 64 } }
    },
    {
      "name": "Code",
      "description": "ISO 639-1 code of the language (ie. en)",
      "required": true,
      "unique": true,
      "property_type": { "Single": { "Text": 2 } }
    }
  ]
}