toJson method
Serialize object to JSON string
@return
Implementation
String toJson() {
final val = <String, dynamic>{};
void writeNotNull(String key, dynamic value) {
if (value != null) {
val[key] = value;
}
}
writeNotNull('success', success);
writeNotNull('message', message);
writeNotNull('action', action);
writeNotNull('data', data);
writeNotNull('errors', errors);
return Helpers.objectToJson(val);
}