Before transfering a domain you must claim it by following this guide.
Step 1: Log into your Unstoppable account. Click the menu icon in the top left corner of the screen. Select My domains from the side navigation.
Step 2: Select Manage next to the blockchain domain you intend to direct transfer.
Step 3: Select the Transfer tab.
Step 4: Enter the Zilliqa address you wish to transfer the domain to in the Recipient address input. Check the I understand that I am transferring ownership of this domain and this action is irreversible box. This domain will no longer be controlled by your blockchain keys once this step is complete. Click Transfer.
Step 5: Upload the correct keystore file. Enter the correct passphrase. Click Access. If you experience any issues during this step email email@example.com.
Step 6: Wait for the tx to confirm on the blockchain. You can close down the browser and return at a later time. If you tx is pending for more than an hour email firstname.lastname@example.org.