You need the following information to link your account: Read-Only API Keys, AdColony App ID, Zone ID.
Read-Only API Keys: You can find Read-Only API Keys in Settings, it is located right after the Password field.
AdColony App ID: Click on Monetization tab and then choose Apps tab. App ID is last in the Basic App Information list.
Zone ID: Stay on the same Apps page and click on Zone Name in Ad Zones at the page bottom. You’ll be redirected to Edit page where you can see your Zone ID.