Optionaldiscount_The discount amount set for this particular voucher. Only for fix amount voucher
Optionaldisplay_The FE channel where the voucher will be displayed. 1: display_all, 3: feed, 4: live streaming, [] (empty - which is hidden)
Optionaldisplay_The timing of when voucher is displayed on shop pages; so buyer is allowed to claim
Optionalend_The timing until when the voucher is still valid. For ongoing vouchers, can only be shortened, not extended
Optionalitem_The list of items which is applicable for the voucher. Only for product type voucher
Optionalmax_The max amount of discount/value a user can enjoy by using this particular voucher. Only for discount percentage or coins cashback voucher
Optionalmin_The minimum spend required for using this voucher
OptionalpercentageThe discount percentage set for this particular voucher. Only for discount percentage or coins cashback voucher
Optionalstart_The timing from when the voucher is valid; so buyer is allowed to claim and to use. Can only be updated if voucher has not started
Optionalusage_The number of times for this particular voucher could be used. For ongoing vouchers, can only be increased
The unique identifier of the voucher which is going to be updated
Optionalvoucher_The name of the voucher
Parameters for updating a voucher