curl --request POST \ --url https://fees.sandbox.lerian.net/v1/billing/calculate \ --header 'Content-Type: <content-type>' \ --header 'X-Organization-Id: <x-organization-id>' \ --data ' { "ledgerId": "ldg_01HZ...", "period": "2026-03", "type": "volume" } '

{ "results": [ { "billingPackageId": "<string>", "billingPackageLabel": "<string>", "billingType": "volume", "period": "<string>", "totalAccounts": 123, "totalCharged": 123, "totalSkipped": 123, "totalNetAmount": "<string>", "transactionPayload": {} } ], "summary": { "totalResults": 123, "totalVolume": 123, "totalMaintenance": 123, "totalNetAmount": "<string>" } }