Title of the add on deal (max 25 characters)
The time when add on deal activity end (must be 1 hour later than start time)
Optionalper_Number of gifts that buyers can get (1-50)
Optionalpromotion_Max number of add-on products that a customer can purchase per order (1-100)
The type of add on deal (0=add on discount, 1=gift with min spend)
Optionalpurchase_The minimum purchase amount that needs to be met to buy the gift with min spend
The time when add on deal activity start (must be 1 hour later than current time)
Parameters for adding a new add-on deal