Create a prepayment subscription in Zuora to manage API usage with a monthly plan, including prepayment and drawdown charges.

1. Follow the steps as described in Create a subscription.
2. Select the desired product for this order.
   
3. Update the charges for this product if needed.

   • For prepayment charge, you can update Price , Prepaid Quantity and Validity Period.

   • For drawdown charge, you can update Price and Drawdown Rate.

4. If you want to apply a 20% discount to the prepayment charge, you can create a percentage discount charge in the same rate plan, and apply this discount to the subscription.
5. In the Charge Amount section, specify the following fields:

   • Charge Model: Discount-Percentage

   • Discount Percentage: 20%

   • Apply Discount To : All charges in the rate plan

   • Allow apply to billing period partially : You must not select this checkbox.

   • Reflect Discount in Apply To Charge Net Amount : Select this checkbox.

   • Recurring : Select this checkbox.

   • Include the following product charges : You must specifically select the charges to which you want to apply the discount; otherwise, it will not take effect.

6. In the Finance section, specify the following fields:

   • Use discount specific accounting codes, rule and segment to manage revenue : You must not select this checkbox.

   • In the Finance > Revenue Accounting section, select both the Exclude Item Booking from Revenue and Exclude Item Billing from Revenue checkboxes.