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Callisto — one-time payments: sandbox

Callisto is the one-time payments API of the iFree billing platform (XML or JSON). This reference describes the test environment (sandbox) for integration without touching production.

Test environment. No real payments are made.

ProtocolStatus
Merchant XML API v2.9the production protocol for partners
REST JSON v3the production protocol for partners

Subscriptions (Subscription Service) are a separate service: switch the product to “Subscriptions” at the top of the page, or open the subscription sandbox reference.

Quick check — subscriber billing (XML)

CheckCustomerBillingSupport

# NOW and SIG — see "Request signing" curl -X POST \ https://pay-sandbox.digitalspb.com/API/XML/InvoiceManagementService.ashx \ -H "Content-Type: text/xml; charset=utf-8" \ --data-binary '<Request> <Header><Authentication> <Login>demo_login</Login> <NowUtc>'"$NOW"'</NowUtc> <Signature>'"$SIG"'</Signature> </Authentication></Header> <CheckCustomerBillingSupportRequest> <ProjectID>1001</ProjectID> <MobilePhoneCustomer><MSISDN>79600000000</MSISDN></MobilePhoneCustomer> </CheckCustomerBillingSupportRequest> </Request>'

The same in JSON v3

POST /billing/check

# TS and SIG — see "Request signing" curl -X POST \ https://pay-sandbox.digitalspb.com/api/v3/projects/1001/billing/check \ -H "Content-Type: application/json" \ -H "X-Login: demo_login" \ -H "X-Timestamp: $TS" \ -H "X-Signature-Version: 3" \ -H "X-Signature: $SIG" \ -d '{"msisdn": "79600000000"}'