gistfile1.js

var post = request.post(storageUrl, {
    headers: {
        'X-Auth-User': slConfigs.SL_STORAGE_USERNAME,
        'X-Auth-Token': token,
        'X-Account-Meta-Temp-Url-Key': slConfigs.SL_TEMP_URL_KEY
    }
}, function(err, value) {

    if (value.statusCode == 204) {
        return fn(null, "OK")
    } else {
        return fn("Failed to set Temporary URL Key");
    }
});