Plugins and integrations

Method:  GET
URL:     https://api.encar-api.com/api/cars?manufacturer=Hyundai&count=50
Header:  x-api-key: YOUR_KEY

Response path to iterate:  results
Total matches:             total

function pullEncar() {
  const key = PropertiesService.getScriptProperties().getProperty("ENCAR_KEY");
  const res = UrlFetchApp.fetch(
    "https://api.encar-api.com/api/cars?manufacturer=Kia&count=100",
    { headers: { "x-api-key": key } }
  );
  const cars = JSON.parse(res.getContentText()).results;
  const rows = cars.map(c => [
    c.Id, c.en.manufacturer, c.en.model, c.FormYear,
    c.Mileage, Math.round(c.Price * 6.7), c.en.fuelType
  ]);
  const sheet = SpreadsheetApp.getActiveSheet();
  sheet.clear();
  sheet.appendRow(["Id","Make","Model","Year","Km","EUR","Fuel"]);
  sheet.getRange(2, 1, rows.length, 7).setValues(rows);
}

function encar_cars($args = []) {
    $key = 'encar_' . md5(serialize($args));
    if ($hit = get_transient($key)) return $hit;

    $res = wp_remote_get(
        add_query_arg($args, 'https://api.encar-api.com/api/cars'),
        ['headers' => ['x-api-key' => getenv('ENCAR_API_KEY')], 'timeout' => 20]
    );
    if (is_wp_error($res)) return [];

    $cars = json_decode(wp_remote_retrieve_body($res), true)['results'] ?? [];
    set_transient($key, $cars, HOUR_IN_SECONDS);
    return $cars;
}