toJson method
Implementation
Map<String, dynamic> toJson() {
final Map<String, dynamic> data = <String, dynamic>{};
if (self != null) {
data['self'] = self!.map((v) => v.toJson()).toList();
}
if (collection != null) {
data['collection'] = collection!.map((v) => v.toJson()).toList();
}
if (up != null) {
data['up'] = up!.map((v) => v.toJson()).toList();
}
if (describes != null) {
data['describes'] = describes!.map((v) => v.toJson()).toList();
}
return data;
}