toJson method

Implementation

@override
Map<String, dynamic> toJson() {
  final Map<String, dynamic> json = <String, dynamic>{};
  if (columns != null) {
    json['columns'] = columns!.map((k, v) => MapEntry(k, hcJsonValue(v)));
  }
  if (id != null) {
    json['id'] = id;
  }
  return json;
}