V4.1 – Removed all references to COD remittance process. V4.2 – Added ability to request shipment refund and to get shipments by tracking pin. V4.3 - Added optional field ioss-id for accepting Import One-Stop-Shop Id for EU countries 2303 - Increase max limit of conversion-from-cad from 999.999999 to 9999.999999 2307: Added create-public-key, create-qr-code, non-contract-shipment-public-key-info