post
https://api.accelevents.com/rest/host/ticketing/event//customAttribute
This API adds a custom attribute associated with the specified event. API used at host side event admin and super admin can access this API. It will return a response like a type and a message. To call this API, the user has to pass a query param with API URLs like eventURL, dataType, recurringEventId, customAttribute, and authentication key to authenticate the user.