toMap method
Implementation
@override
Map<String, Object?> toMap() {
final data = <String, Object?>{
'elementType': elementType,
'elementId': elementId,
'elementName': elementName,
'elementClasses': elementClasses,
'elementText': elementText,
'elementValue': elementValue
};
data.removeWhere((key, value) => value == null);
return data;
}