This endpoint allows you to test the order source's connection; in particular, this becomes useful for partners to confirm that the credentials are still valid and that the integration can communicate with the order source.
GET /v-beta/connections/order_sources/:order_source_code/:order_source_id/test
GET /v-beta/connections/order_sources/__YOUR_ORDER_SOURCE_CODE_HERE__/__YOUR_ORDER_SOURCE_ID_HERE__/test HTTP/1.1
Host: api.shipengine.com
API-Key: __YOUR_API_KEY_HERE__If the connection was successful, you should get a 204 No Content response.