toJson method
Implementation
Map toJson(){
Map _result = {};
if (type != null) _result.addAll({"type": type});
if (status != null) _result.addAll({"status": status});
if (typeName != null) _result.addAll({"typeName": typeName});
if (pageIndex != null) _result.addAll({"pageIndex": pageIndex});
_result.addAll({"elements": elements});
return _result;
}