This endpoint returns a list of labels that you've . You can optionally filter the results as well as control their sort order and the number of results returned at a time.
By default, all labels are returned, 25 at a time, starting with the most recently created ones. You can combine multiple filter options to narrow-down the results. For example, if you only want to get your UPS labels for your east coast warehouse you could query by both warehouse_id and carrier_id