toJson method

Map<String, dynamic> toJson()

Implementation

Map<String, dynamic> toJson() {
  final json = <String, dynamic>{};
  if (next != null) {
    json[r'next'] = next;
  }
  json[r'self'] = self;
  if (prev != null) {
    json[r'prev'] = prev;
  }
  return json;
}