Edit Shipment
Go to Magento Frontend - login as a customer and place some order
Go to Magento Admin panel - Sales - Orders - edit create order
Click Ship button - Submit Shipment
Select Shipment tab and click on Salesforce ID link
Salesforce Magento Shipment page opens
Click Edit button and change Billing and Shipping street
Click Save button
Click Sync with Magento - Send Data to Magento
Check new shipment record in Success Status appears in Salesforce Magento queue
Go to Magento admin panel - Sales - Shipments
Edit previously created shipment and check Billing and Shipping street was changed