The first step is to download all your transaction data from Lykke and upload it to Koinly. There are a couple of ways you can do that:
Note that if you decide to import CSV files, you have to make sure to import your deposits/withdrawals and trades for ALL previous years and not just the current one!
That's all you have to do. The only other thing to be vary of is to tag your airdrops/forks so they show up as Income on your generated crypto tax documents!