toJsonLd method
Serialize SchemaVein to JSON-LD
Implementation
@override
Map<String, dynamic> toJsonLd() => removeEmpty({
...super.toJsonLd(),
'@type': 'Vein',
'drainsTo': convertToJsonLd(drainsTo, [SchemaVessel]),
'regionDrained': convertToJsonLd(
regionDrained, [SchemaAnatomicalStructure, SchemaAnatomicalSystem]),
'tributary': convertToJsonLd(tributary, [SchemaAnatomicalStructure]),
});