toJson method
Implementation
core.Map<core.String, core.Object> toJson() {
final core.Map<core.String, core.Object> _json =
new core.Map<core.String, core.Object>();
if (instances != null) {
_json["instances"] = instances.map((value) => (value).toJson()).toList();
}
if (nextPageToken != null) {
_json["nextPageToken"] = nextPageToken;
}
return _json;
}