Product updates

Fraud Detection Improvements

• Introduced risk_level field in the transaction response (low, medium, high).

• Added device_fingerprint to user session tracking.

• The x-risk-score header is now available in webhook callbacks.

Subscription Upgrades

• Subscriptions now support pause_until to delay renewals.

• You can update billing_cycle directly via the API.

• Added grace_period_days for smoother dunning flows.

API Enhancements

• The transaction_id is now returned in all webhook payloads.

• You can now pass the x-sandbox-mode header to simulate test transactions.

• The invoice.pdf field is now included in GET /invoices responses.