Subscribe contact to categories
documentedAdd a contact to a set of categories.
POST /Services.svc/Contacts/{emailOrId}/CategoriesContactsno implementation yet0 runsInput
emailOrId*
Contact email or ID
Email address or ContactID
categoryIDs*
Category IDs (JSON array)
e.g. [10,20,30]
Calls Delivra as you (your API key is your account); keychains.dev holds the credentials.