如何使用codeIgniter获取其他网站的内容并将其显示在我的网站中？

Question

Process.php

            <?php
            defined('BASEPATH') OR exit('No direct script access allowed');

            class Process extends CI_Controller {

                public function index()
                {
                    $this->load->view('process');
                    //echo "test";
                }   
            }

process.php

            <?php
            $curl = curl_init();
            $auth_data = array(
                'client_id'         => '30b5f5beeccfba1dbcb31941523d5e3b',
                'client_secret'     => ' ', 
                'grant_type'        => 'client_credentials'
            );

            curl_setopt($curl, CURLOPT_POST, 1);
            curl_setopt($curl, CURLOPT_POSTFIELDS, $auth_data);
            curl_setopt($curl, CURLOPT_URL, 'https://authentication.skimapis.com/access_token'); //https://www.geeksforgeeks.org/
            curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
            curl_setopt($curl, CURLOPT_HTTPAUTH, CURLAUTH_BASIC);

            $result = curl_exec($curl);
            if(!$result){die("Connection Failure");}
            echo $result;
            curl_close($curl);

            ?>

****Browser view**** 415 Unsupported Media Type The server does not support the media type transmitted in the request. How to solve this issue