class Quickbooks::Service::BaseService

def do_http_raw_get(url, params = {}, headers = {})
  url = add_query_string_to_url(url, params)
  unless headers.has_key?('Content-Type')
    headers['Content-Type'] = self.class::HTTP_CONTENT_TYPE
  end
  unless headers.has_key?('Accept')
    headers['Accept'] = self.class::HTTP_ACCEPT
  end
  unless headers.has_key?('Accept-Encoding')
    headers['Accept-Encoding'] = HTTP_ACCEPT_ENCODING
  end
  raw_response = oauth_get(url, headers)
  Quickbooks::Service::Responses::OAuthHttpResponse.wrap(raw_response)
end