toMap method
This is will help us to create Map Data
Implementation
Map<String, dynamic> toMap() {
final result = <String, dynamic>{};
if (id != null) {
result.addAll({'id': id});
}
if (displayName != null) {
result.addAll({'displayName': displayName});
}
if (url != null) {
result.addAll({'url': url});
}
if (image != null) {
result.addAll({'image': image});
}
return result;
}