Facebook.Unity.IOS.IOSWrapper.IOSFBAppInvite C# (CSharp) Method

        private static extern void IOSFBAppInvite(
            int requestId,
            string appLinkUrl,
            string previewImageUrl);

 public void AppInvite(
     int requestId,
     string appLinkUrl,
     string previewImageUrl)
 {
     IOSWrapper.IOSFBAppInvite(
         requestId,
         appLinkUrl,
         previewImageUrl);
 }