Thank you so much fixed the issue
These are the lines shows error.
<div>$user_data = [</div>
<div>”user_id” => $user->getPlatformUserId(),</div>
<div>”created_at” => $date->format( DateTime::ISO8601 ),</div>
<div>’client_id’ => $client_id</div>
<div>];</div>
<div></div>
<div></div>