This topic explains how to update the negotiated price table of a usage charge by creating an order.

1. Determine the values of the following variables and configure the dynamic pricing enabled charge in the product catalog accordingly:

   Variable	Description
   $AccountNum	The number of the account that will own the order. For example, A00000001 .
   $SubscriptionNumber	The number of the subscription that owns the rate plans. For example, A-S0000001. .
   $subscriptionRatePlanId	The ID of the subscription rate plan. For example, 8a90876c84ae5ef70184c2080c307343..
   $chargeNumber	The number of the subscription rate plan charge to be updated. For example, C-00036197.
   $Today	Today's date. For example,2025-07-20.
   $effectiveDate	The date from which the subscription will be effective. For example,2025-05-12T09:24:25Z[UTC].

2. Refer to the example payload to update a new order. In the chargeUpdates section, the user changes the tiered price of the last rate card entry via the negotiatedPriceTable tag by increasing each tier’s price by 100 again. In the chargeUpdates section, the user changes the tiered price of the last rate card entry via the negotiatedPriceTable tag by increasing each tier’s price by 100 again.
   Note: The usage charge with number $chargeNumber was added by the create subscription order in the previous section.

   Request

   POST /v1/orders/

   Request Body

   { "existingAccountNumber": "$AccountNum", "orderDate": "$Today", "subscriptions": [ { "subscriptionNumber": "$subscriptionNumber", "orderActions": [ { "updateProduct": { "ratePlanId": "$subscriptionRatePlanId", "chargeUpdates": [ { "chargeNumber": "$chargeNumber", "negotiatedPriceTable": [ { "attributes": [ { "name": "AccountType", "operator": "==", "value": "VIP" }, { "name": "UsageState", "operator": "==", "value": "CA" }, { "name": "SubscriptionRatePlanChannel", "operator": "==", "value": "Reseller" }, { "name": "Age", "operator": ">", "value": 18 }, { "name": "EffectiveDate", "operator": ">=", "value": "2025-05-12T09:24:25Z[UTC]" } ], "pricing": { "tiers": [ { "from": 0, "up_to": 10, "price_format": "price_format_per_unit", "unit_amounts": { "USD": 310 } }, { "from": 11, "up_to": 20, "price_format": "price_format_per_unit", "unit_amounts": { "USD": 300 } }, { "from": 21, "price_format": "price_format_per_unit", "unit_amounts": { "USD": 290 } } ] } } ] } ] }, "triggerDates": [ { "name": "ContractEffective", "triggerDate": "$Today" }, { "name": "CustomerAcceptance", "triggerDate": "$Today" }, { "name": "ServiceActivation", "triggerDate": "$Today" } ], "type": "UpdateProduct" } ] } ] }

3. After the update is completed, the subscribed usage charge’s negotiated price table has the following rate cards: