Error While running query using php "graphaware/neo4j-php-client": "^4.0" on php 7.2

[pawan_nagar]

<div style="border:1px solid #990000;padding-left:20px;margin:0 0 10px 0;">

<h4>An uncaught Exception was encountered</h4>

<p>Type: Http\Client\Common\Exception\ClientErrorException</p>
<p>Message: Bad Content-Type header value: ''</p>
<p>Filename: /var/www/html/demo/vendor/php-http/client-common/src/Plugin/ErrorPlugin.php</p>
<p>Line Number: 72</p>