docs: function SignatureBaseString(httpMethod, url, parameters) {
  		parameters = new ParametersLoader(parameters).get();
  		this._httpMethod = new HttpMethodElement(httpMethod).get();
  		this._url = new UrlElement(url).get();
  		this._parameters = new ParametersElement(parameters).get();
  		this._rfc3986 = new Rfc3986();
  	}