// Strong reference to cached ad.
private IChartboostMediationFullscreenAd _fullscreenPlacement;

...
// keywords are optional
var keywords = new Dictionary<string, string> { { "i12_keyword1", "i12_value1" } };

// Create a Fullscreen Ad Load Request
var loadRequest = new ChartboostMediationFullscreenAdLoadRequest(FULLSCREEN_PLACEMENT, keywords);

// Subscribing Instance Delegates
loadRequest.DidClick += fullscreenAd => Log($"DidClick Name: {fullscreenAd.Request.PlacementName}");

loadRequest.DidClose += (fullscreenAd, error) => 
Debug.Log(!error.HasValue ? $"DidClose Name: {fullscreenAd.Request.PlacementName}"
: $"DidClose with Error. Name: {fullscreenAd.Request.PlacementName}, Code: {error?.Code}, Message: {error?.Message}");

loadRequest.DidReward += fullscreenAd => Log($"DidReward Name: {fullscreenAd.Request.PlacementName}");

loadRequest.DidRecordImpression += fullscreenAd => Log($"DidImpressionRecorded Name: {fullscreenAd.Request.PlacementName}");

loadRequest.DidExpire += fullscreenAd => Log($"DidExpire Name: {fullscreenAd.Request.PlacementName}");

// Await on FullscreenAd Load
var loadResult = await ChartboostMediation.LoadFullscreenAd(loadRequest);


// Failed to Load
if (loadResult.Error.HasValue)
{
    Debug.Log($"Fullscreen Failed to Load: {loadResult.Error?.Code}, message: {loadResult.Error?.Message}");
    return;
}

// Successful Load!

// Set strong reference to cached ad
_fullscreenAd = loadResult.AD;

// Set custom data before show
_fullscreenAd.CustomData = "CUSTOM DATA HERE!";

// DidLoad
var customData = _fullscreenAd.CustomData;
var adLoadId = _fullscreenAd.LoadId;
var bidInfo = _fullscreenAd.WinningBidInfo;
var placementName = _fullscreenAd?.Request?.PlacementName;
var loadId = loadResult.LoadId;
var metrics = loadResult.Metrics;
Log($"Fullscreen: {placementName} Loaded with: \nAdRequestId {adLoadId} \nRequestID {loadId} \nBidInfo: {JsonConvert.SerializeObject(bidInfo, Formatting.Indented)} \n Metrics:{JsonConvert.SerializeObject(metrics, Formatting.Indented)} \n Custom Data: {customData}");

// Get Queue
var queue = ChartboostMediationFullscreenAdQueue.Queue("placementName");
Debug.Log($"Queue capacity : {queue.QueueCapacity}");

// Monitor Queue
queue.DidUpdate += (adQueue, adLoadResult, numberOfAdsReady)
     => Debug.Log($"Queue Updated. NumberOfAdsReady : {numberOfAdsReady}");
 queue.DidRemoveExpiredAd += (adQueue, numberOfAdsReady)
     => Debug.Log($"Removed expired ad. NumberOfAdsReady : {numberOfAdsReady}");

 // Start queue
 queue.Start();

// Wait for some time for the queue to load an ad or subscribe to `DidUpdate` 
// event as shown above to be notified when an ad is loaded into queue

// Load an ad from queue
if (queue.HasNextAd())
{
    // removes and returns the oldest ad in the queue 
    // and starts a new load request
    var fullscreenAd = queue.GetNextAd();   
 }

// The dashboard's queue size settings can be overridden at runtime.
// If this placement has a Queue Size setting of 2 and Max Queue Size
// is 4 or 5, this line of code will increase this queue's size to
// 4. But if Max Queue Size is smaller than the number passed to
// setQueueCapacity, the queue size will only be increased up to the
// allowed maximum. So if Max Queue Size is 3 then an error message
// will be logged and this queue's size will be changed to 3.
queue.SetCapacity(4);
  
// Stop queue
queue.Stop();

// Keywords can be set at any time, whether the queue is stopped or running.
// The next ad request sent by the running queue will use the keywords set here.
_queue.Keywords = new Dictionary<string, string>()
{
    { "key", "value" }
};

// Get a bannerView
IChartboostMediationBannerView bannerView = ChartboostMediation.GetBannerView();

// Determine the maximum size to load using width and height
var size = ChartboostMediationBannerSize.Adaptive(width, height);

// create a load request with size and your placementName
var loadRequest = new ChartboostMediationBannerAdLoadRequest(placementName, size)

// Determine where on the screen you want to place this bannerView
var screenLocation = ChartboostMediationBannerAdScreenLocation.TopRight;

// Load the banner ad
var loadResult = await bannerView.Load(loadRequest, screenLocation);
if(!loadResult.Error.HasValue)
{
    // loaded successfullly
}

var adLoadResult = await  bannerAd.Load(adLoadRequest, screenLocation);
var size = adLoadResult.Size;
// Do something with the size

// 400 pixels from left
float x = ChartboostMediationConverters.PixelsToNative(400); 
// 200 pixels from bottom
float y = ChartboostMediationConverters.PixelsToNative(200); 

// Load the banner ad
await bannerView.Load(loadRequest, x, y);

// Get reference to ChartboostMediationUnityBannerAd created in Editor
public ChartboostMediationUnityBannerAd unityBannerAd;

// Load the banner ad inside this gameobject
var loadResult = await unityBannerAd.Load();

if(!loadResult.Error.HasValue)
{
    // loaded successfullly
}

// Get new unityBannerAd created as a child of provided canvas
var canvas = FindObjectOfType<Canvas>(); 
ChartboostMediationUnityBannerAd unityBannerAd = ChartboostMediation.GetUnityBannerAd(placementName, canvas.transform);

// Load the banner ad inside this gameobject
var loadResult = await unityBannerAd.Load();

if(!loadResult.Error.HasValue)
{
    // loaded successfullly
}

bannerView.DidLoad += (banner) => 
{
    // Determine the axis on which you want the bannerView to resize
    var resizeAxis = ChartboostMediationBannerResizeAxis.Vertical; 

    // Make the resize call
    bannerView.ResizeToFit(resizeAxis);
}

// Determine the resizeOption you want to set on this gameobject
ResizeOption resizeOption = ResizeOption.FitVertical;

// Update the resizeOption 
unityBannerAd.ResizeOption = resizeOption

// To drop oversized ads
ChartboostMediation.DiscardOversizedAds(true)

// To allow oversized ads
ChartboostMediation.DiscardOversizedAds(false)