val mySharedPref = MySharedPref(this)
    mySharedPref.bannerID = "orignal_banner_id"
    mySharedPref.rewardID = "orignal_reward_id"
    mySharedPref.nativeID = "orignal_native_id"
    mySharedPref.interID = "orignal_interstitial_id"
    mySharedPref.appOpenID = "orignal_app_opn_id"
    AddInitilizer.adCounter = 0
    //ad count refers to show interstial ad after these number of clicks

         val tag = it // this is the tag passed while displaying ad calling
         // now place checks and use it for further call


     }
     
 by passing interface will start loading interstitial ad
 or pass null if interstitial ad is not required for the activity
 // addInitilizer = AddInitilizer(applicationContext,this,null)
 
  //loading banner
    addInitilizer.loadBanner(findViewById(R.id.banner_container))

    // pass three paramenters for loading asnd displaying native add templateView, placeholder text, and ad container
    addInitilizer.loadNativeAdd(findViewById(R.id.nativeTemplateView),findViewById(R.id.temp_add_text),findViewById(R.id.add_container))

    // or if add loading is required,that will be displayed later then call
    //addInitilizer.loadNativeAdd(null,null,null)
    //for displaying native add call
    //addInitilizer.setnativeAddOnView(findViewById(R.id.nativeTemplateView))

    findViewById<View>(R.id.show_intestial).setOnClickListener {
        if(!addInitilizer.showInterstailAdd("Any tag")){
            // TODO actual task
        }
    }
    
    use following code in layouts
    
      <RelativeLayout
    android:id="@+id/add_container"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:background="@drawable/gnt_outline_shape"
    android:minHeight="@dimen/_130sdp"
    android:layout_marginLeft="@dimen/_10sdp"
    android:layout_marginRight="@dimen/_10sdp"
    android:layout_marginTop="@dimen/_10sdp"
    android:layout_alignParentBottom="true">

    <com.module.ads.TemplateView
        android:id="@+id/nativeTemplateView"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:visibility="gone"
        app:gnt_template_type="@layout/gnt_small_template_view" />

    <TextView
        android:id="@+id/temp_add_text"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_centerInParent="true"
        android:text="@string/ad_will_display_hare" />
</RelativeLayout>

    val myAdapterForAppList = MyAdapter(this@MainActivity, list)

    val admobNativeAdAdapter: AdmobNativeAdAdapter = AdmobNativeAdAdapter.Builder.with( this@MainActivity, myAdapterForAppList, "small", BuildConfig.DEBUG).adItemInterval(8).setContext(this@MainActivity).build()

    recylerView.layoutManager = LinearLayoutManager(this@MainActivity)

   recylerView.adapter = admobNativeAdAdapter