Customers that connect to us via Label API can choose to submit the Optimum Workflow of shipment information (which contains the entire info history of a shipment including the order details)
API Key Authorization
The credentials for the API consist of a access-key, a string provided by Seven Senders. Before starting using the API, you need to request a JWT token by applying the POST/token operation containing your access-key. The JWT token should then be used inside the 'Authorization' header for every further request. Format: Authorization: Bearer YOUR_TOKEN. The JWT token is valid until next token needs to be retrieved.
In the following, the workflow is described step-by-step.