Create request/ticket on zendesk using API sample request

create_requests_zendesk_api.php

<?php

# To enable anonymous requests on zendesk so that you can create new request using API:
# - Sign in to Support and go to the Customers page (Admin > Settings > Customers).
# - Enable "Anyone can submit tickets".
# - Disable "Ask users to register".

$data = '{
  "request": {
    "requester": {
      "name": "Bishwanath Jha",
      "email": "bishwanathkj@gmail.com"
    },
    "subject": "Test ticket from Public API",
    "comment": {
      "body": "Test ticket from Public API!"
    },
    "custom_fields": [
      {
        "id": "36000060444",
        "value": "custom_field_value_key"
      },
      {
        "id": "11410032422",
        "value": "custom_field_value_key"
      }
    ]
  }
}';

$curl = curl_init();

curl_setopt_array($curl, array(
  CURLOPT_URL => "https://xxxxx.zendesk.com/api/v2/requests.json",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 0,
  CURLOPT_FOLLOWLOCATION => true,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => $data,
  CURLOPT_HTTPHEADER => array(
    "Accept: application/json",
    "Content-Type: application/json"
  ),
));

$response = curl_exec($curl);

curl_close($curl);
echo $response;