Smw/schema:Group:Schema properties

{   "type": "PROPERTY_GROUP_SCHEMA", "groups": [ {           "group_name": "Schema properties", "message_key": "smw-property-group-label-schema-group", "properties": [ "_SCHEMA_TYPE", "_SCHEMA_DEF", "_SCHEMA_DESC", "_SCHEMA_TAG", "_SCHEMA_LINK", "_FORMAT_SCHEMA", "_CONSTRAINT_SCHEMA", "_PROFILE_SCHEMA" ]       }    ],    "tags": [ "group", "property group" ] }