val iapConnector = IapConnector(
    context = this, // activity / context
    nonConsumableKeys = nonConsumablesList, // pass the list of non-consumables
    consumableKeys = consumablesList, // pass the list of consumables
    subscriptionKeys = subsList, // pass the list of subscriptions
    key = "LICENSE KEY", // pass your app's license key
    enableLogging = true // to enable / disable logging
)

iapConnector.addPurchaseListener(object : PurchaseServiceListener {
    override fun onPricesUpdated(iapKeyPrices: Map<String, DataWrappers.SkuDetails>) {
        // list of available products will be received here, so you can update UI with prices if needed
    }
    
    override fun onProductPurchased(purchaseInfo: DataWrappers.PurchaseInfo) {
        // will be triggered whenever purchase succeeded
    }
    
    override fun onProductRestored(purchaseInfo: DataWrappers.PurchaseInfo) {
        // will be triggered fetching owned products using IapConnector
    }
})

iapConnector.addSubscriptionListener(object : SubscriptionServiceListener {
    override fun onSubscriptionRestored(purchaseInfo: DataWrappers.PurchaseInfo) {
        // will be triggered upon fetching owned subscription upon initialization
    }
    
    override fun onSubscriptionPurchased(purchaseInfo: DataWrappers.PurchaseInfo) {
        // will be triggered whenever subscription succeeded
    }
    
    override fun onPricesUpdated(iapKeyPrices: Map<String, DataWrappers.SkuDetails>) {
        // list of available products will be received here, so you can update UI with prices if needed
    }
})

iapConnector.purchase(this, "<sku>")

iapConnector.subscribe(this, "<sku>")

iapConnector.unsubscribe(this, "<sku>")