POST /auth/v4/accesstoken HTTP/1.1
Host: api-sandbox.dhlecs.com
Authorization: Basic [test]
Accept: application/json
Content-Type: application/x-www-form-urlencoded
User-Agent: Magento/2.3.4 (Language=PHP/7.2; Platform=Linux/4.15.0-101-generic)
Content-Length: 29

grant_type=client_credentials {"request":"[object] (Nyholm\\Psr7\\Request: {})"} []
[2020-06-12 09:53:05] dhlecomus.INFO: Received response:
HTTP/1.1 200 OK
Date: Fri, 12 Jun 2020 09:53:05 GMT
Content-Type: application/json
Content-Length: 214
Connection: keep-alive
Correlation-Id: ab1234cd-abcd-ef89-98fe-1234bd567890
Access-Control-Allow-Origin: *
Access-Control-Allow-Headers: Authorization,Accept,Content-Type,X-Requested-With
Access-Control-Max-Age: 86400
Access-Control-Allow-Methods: GET,POST,DELETE,OPTIONS

        {
            "access_token": "[test]",
            "client_id":"[test]",
            "token_type":"Bearer",
            "expires_in":3600
        }

for request:
POST /auth/v4/accesstoken HTTP/1.1
Host: api-sandbox.dhlecs.com
Authorization: Basic [test]
Accept: application/json
Content-Type: application/x-www-form-urlencoded
User-Agent: Magento/2.3.4 (Language=PHP/7.2; Platform=Linux/4.15.0-101-generic)
Content-Length: 29

grant_type=client_credentials {"request":"[object] (Nyholm\\Psr7\\Request: {})","response":"[object] (Nyholm\\Psr7\\Response: {})","milliseconds":330} []

