config : OpenAPI\Client\Configuration Object
(
    [apiKeys:protected] => Array
        (
            [apikey] => cc2ecdfa587f4056a8ca31f4a8f38c3a
        )

    [apiKeyPrefixes:protected] => Array
        (
            [apikey] => Bearer
        )

    [accessToken:protected] => 
    [username:protected] => 
    [password:protected] => 
    [host:protected] => https://api-dev.atlascopco.group/it/smartportal/sys/pim/v1
    [userAgent:protected] => OpenAPI-Generator/1.0.0/PHP
    [debug:protected] => 
    [debugFile:protected] => php://output
    [tempFolderPath:protected] => /tmp
)
Exception when calling DefaultApi->categories: [0] cURL error 6: Could not resolve host: api-dev.atlascopco.group (see https://curl.haxx.se/libcurl/c/libcurl-errors.html)