In order to withdraw from Idle-Empire to BitSkins, you'll need to use the Litecoin Deposit Address of your BitSkins account. Here's how you can find your Litecoin Deposit Address:
- Visit your BitSkins wallet
- Under "Deposits", click on the "Litecoin" tab
- Click on "permanent Litecoin deposit address"
- A popup with your Litecoin Deposit Address will open
Here's a screenshot of how it looks; simply copy your Litecoin Deposit Address from below the QR code: