def response
      res = @client.request(build_request)
      raise Tinycert::Error.new(res) if res.code != '200'
      puts res.body
      res
    end
def response
      res = @client.request(build_request)
      raise Tinycert::Error.new(res) if res.code != '200'
      puts res.body
      res
    end
Fetch Request