HRESULT XStoreQueryConsumableBalanceRemainingAsync(  
         const XStoreContextHandle storeContextHandle,  
         const char* storeProductId,  
         XAsyncBlock* async  
)  

void CALLBACK QueryConsumableBalanceRemainingCallback(XAsyncBlock* asyncBlock)
{
    XStoreConsumableResult result{};
    HRESULT hr = XStoreQueryConsumableBalanceRemainingResult(
        asyncBlock,
        &result);

    if (FAILED(hr))
    {
        printf("Failed retrieve the consumable balance remaining: 0x%x\r\n", hr);
        return;
    }

    printf("quantity: %d\r\n", result.quantity);
}

void QueryConsumableBalanceRemaining(XStoreContextHandle storeContextHandle, XTaskQueueHandle taskQueueHandle, const char* storeId)
{
    auto asyncBlock = std::make_unique<XAsyncBlock>();
    ZeroMemory(asyncBlock.get(), sizeof(*asyncBlock));
    asyncBlock->queue = taskQueueHandle;
    asyncBlock->callback = QueryConsumableBalanceRemainingCallback;

    HRESULT hr = XStoreQueryConsumableBalanceRemainingAsync(
        storeContextHandle,
        storeId,
        asyncBlock.get());

    if (FAILED(hr))
    {
        printf("Failed to get consumable balance remaining: 0x%x\r\n", hr);
        return;
    }
}