I believe you can contact Pablo Roman (firstname.lastname@example.org). He is the Parner & Alliances Manager for EMEA. I'm pointing you to him since this account is a free trial and I'm not sure if AS should be enabled or not.
Once AS is enabled, the UDO vars should be available within the UDH automatically since the profiles are the same.
Please let me know if you were able to get a response.
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