put https://{cluster}.voucherify.io/v1/campaigns/
Updates the specified campaign by setting the values of the parameters passed in the request body. Any parameters not provided in the payload will be left unchanged.
Fields other than the ones listed in the request body won't be modified. Even if provided, they will be silently skipped.
Vouchers will be affectedThis method will update vouchers aggregated in the campaign. It will affect all vouchers that are not published or redeemed yet.