Bu kodu kullanabilirsiniz
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using GoogleMobileAds.Api;

public class RewardVideos : MonoBehaviour

{
private RewardBasedVideoAd rewardBasedVideo;


public void Start()
{
#if UNITY_ANDROID
string appId = "APPYOURID";
#elif UNITY_IPHONE
string appId = "";
#else
string appId = "unexpected_platform";
#endif

// Initialize the Google Mobile Ads SDK.
MobileAds.Initialize(appId);

// Get singleton reward based video ad reference.
this.rewardBasedVideo = RewardBasedVideoAd.Instance;
this.RequestRewardBasedVideo();
}

private void RequestRewardBasedVideo()
{
#if UNITY_ANDROID
string adUnitId = "REWARD ID niz";
#elif UNITY_IPHONE
string adUnitId = "YOUR ADS ID";
#else
string adUnitId = "unexpected_platform";
#endif

// Create an empty ad request.
AdRequest request = new AdRequest.Builder().Build();
// Load the rewarded video ad with the request.
this.rewardBasedVideo.LoadAd(request, adUnitId);
}

public void ReklamOdullu()
{
if (rewardBasedVideo.IsLoaded())
{
rewardBasedVideo.Show();
}
}
}