toJsonLd method
Serialize SchemaTouristDestination to JSON-LD
Implementation
@override
Map<String, dynamic> toJsonLd() => removeEmpty({
...super.toJsonLd(),
'@type': 'TouristDestination',
'includesAttraction':
convertToJsonLd(includesAttraction, [SchemaTouristAttraction]),
'touristType': convertToJsonLd(touristType, [SchemaAudience, String]),
});