Via these steps you can connect the Ads to FiveX and automate and manage all the ads.
Go To https://retailmedia.mirakl.net/ sign in with your account.
Go To API Integration
Click on the blue button create token
Create Token and accept terms
Copy access token
Go to FiveX >
Click on the Mirakl channel for this ads account.
Past your Mirakl ads token in field with the blue arrow.
Save the settings and you're good to go!