How to get BLE device UUID in Android and MAC id in iOS

[vpati.1]

When BLE advertising, iOS and Android app getting BLE information. But in iOS I am getting "id" as UUID and in android I am getting id as MAC id. How can i get MAC id in iOS and UUID in android. So i can identify exact same device in both devices. In "ST BLE mesh" app I can see UUID in both platform. Similar data I am expecting to get.

please help with the information.