<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://forge.laravel.com/api/orgs/{organization}/servers/{server}/sites/{site}/domains/{domainRecord}/certificates",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'type' => 'letsencrypt',
    'enable' => false,
    'letsencrypt' => [
        'verification_method' => 'dns-01',
        'key_type' => 'ecdsa',
        'preferred_chain' => 'ISRG Root X1'
    ],
    'existing' => [
        'key' => '<string>',
        'certificate' => '<string>'
    ],
    'csr' => [
        'domain' => '<string>',
        'sans' => '<string>',
        'country' => '<string>',
        'state' => '<string>',
        'city' => '<string>',
        'organization' => '<string>',
        'department' => '<string>'
    ],
    'clone' => [
        'certificate_id' => 123
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

{
  "data": {
    "id": "<string>",
    "attributes": {
      "verification_method": "http-01",
      "key_type": "ecdsa",
      "preferred_chain": "<string>",
      "active": true,
      "created_at": "2023-11-07T05:31:56Z",
      "updated_at": "2023-11-07T05:31:56Z"
    }
  }
}