toJson method
Implementation
Map<String, dynamic> toJson() {
final json = <String, dynamic>{};
if (this.description != null) {
json[r'description'] = this.description;
} else {
json[r'description'] = null;
}
json[r'label'] = this.label;
if (this.unit != null) {
json[r'unit'] = this.unit;
} else {
json[r'unit'] = null;
}
return json;
}