json_object_object_add(param_obj, _icon, json_object_new_string(icon));
json_object_object_add(param_obj, _text, json_object_new_string(value));
json_object_object_add(param_obj, _caller, json_object_new_string(appid.c_str()));
json_object_object_add(param_obj, _icon, json_object_new_string(icon));
json_object_object_add(param_obj, _text, json_object_new_string(value));
json_object_object_add(param_obj, _caller, json_object_new_string(appid.c_str()));