**Type**: String
**Parameters**
| Name | Type | Value |
| sessionId | String | ID of the session |
**Return values**
Valid ISO language code (ISO-639)
See: [http://www.loc.gov/standards/iso639-2/php/code\_list.php](🔗).
**Code structure**
**Type**: String
**Parameters**
| Name | Type | Value |
| sessionId | String | ID of the session |
**Return values**
Valid ISO language code (ISO-639)
See: [http://www.loc.gov/standards/iso639-2/php/code\_list.php](🔗).
**Code structure**