[Xamarin][iOS] Request AppTracking transparency permission for iOS 14+

AdTrackingService.cs

//Dont forgot register service
//[assembly: Xamarin.Forms.Dependency(typeof(YourNameSpace.iOS.Services.AdTrackingService))]
    
public class AdTrackingService : ITrackingService
    {
        public void RequestAppTracking()
        {
            ATTrackingManager.RequestTrackingAuthorization(OnCompleteRequest);
        }

        private void OnCompleteRequest(ATTrackingManagerAuthorizationStatus obj)
        {
            switch (obj)
            {
                case ATTrackingManagerAuthorizationStatus.Authorized:
                    //Any action
                    break;
                case ATTrackingManagerAuthorizationStatus.Restricted:
                    //Any action
                    break;
                case ATTrackingManagerAuthorizationStatus.NotDetermined:
                   //Any action
                    break;
                case ATTrackingManagerAuthorizationStatus.Denied:
                   //Any action
                    break;
            }
        }
    }

Info.plist

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>

<key>NSUserTrackingUsageDescription</key>
<string>This identifier will be used to deliver personalized ads to you</string>

<!-- Other SKAD networks Ids find here: https://developers.ironsrc.com/ironsource-mobile/ios/ios-14-network-support -->
<key>SKAdNetworkItems</key>
	<array>
   		<dict>
      		<key>AdMob</key>
      		<string>su67r6k2v3.skadnetwork</string>
      		<key>Facebook</key>
      		<string>v9wttpbfk9.skadnetwork</string>
      		<key>Facebook2</key>
      		<string>n38lu8286q.skadnetwork</string>
   		</dict>
	</array>
</dict>
</plist>

ITrackingService.cs

public interface ITrackingService
{
    void RequestAppTracking();
}

YourCode.cs

// in your code:

var trackingService = DependencyService.Get<ITrackingService>();
trackingService.RequestAppTracking();