PlumberUltimateAds/Assets/IronSource/Scripts/IronSourceSegmentAndroid.cs

using System;
using UnityEngine;

public class IronSourceSegmentAndroid : AndroidJavaProxy, IUnitySegment
    {
    public event Action<string> OnSegmentRecieved = delegate { };

    //implements UnitySegmentListener java interface
    public IronSourceSegmentAndroid():base(IronSourceConstants.segmentBridgeListenerClass)
        {
        try
        {
            
            using (var pluginClass = new AndroidJavaClass(IronSourceConstants.bridgeClass))
            {
                var bridgeInstance = pluginClass.CallStatic<AndroidJavaObject>("getInstance");
                bridgeInstance.Call("setUnitySegmentListener", this);
            }
        }
       catch(Exception e)
       {
            Debug.LogError("setUnitySegmentListener method doesn't exist, error: " + e.Message);
        }

    }

    public void onSegmentRecieved(string segmentName){
        if(OnSegmentRecieved != null)
        {
            OnSegmentRecieved(segmentName);
        }
    }

}