Access to Maidsafe Coins

yes by redeem I mean transfer them to an exchange, I have a backup from blockchain.info but I can’ figure out how to import it. it doesn’t seem to work with omniwallet…I got an account and imported a private key but when I click “send” it says “Cannot send anything because the wallet has no coins in the addresses that have private keys (nothing to send)” what do I do now? wish there was a video explaining this

and yes i can see my coins a https://masterchest.info/lookupadd.aspx?address=1E2FxprniurdTrTkAafqBoHqgH9XN9JmDJ