code: function getUri(serviceUrl, secret, response, remoteip) {
    const urlObj = url.parse(serviceUrl)
    urlObj.query = {
      secret: secret,
      response: response,
      remoteip: remoteip
    }
    return url.format(urlObj)
  }
docs: =================================================================================================
  Helpers
  =================================================================================================
   
  Builds verification request uri.
  @private
  @param {string} serviceUrl - Url of verification service.
  @param {string} secret - Recaptcha secret.
  @param {string} response - Recaptcha response from client.
  @param {string} remoteip - IP address of client
  @returns {string} - Uri to verify recaptcha.