-- | Optional subfolder for the command. If empty, the command will be
-- delivered to the \/devices\/{device-id}\/commands topic, otherwise it
-- will be delivered to the \/devices\/{device-id}\/commands\/{subfolder}
-- topic. Multi-level subfolders are allowed. This field must not have more
-- than 256 characters, and must not contain any MQTT wildcards (\"+\" or
-- \"#\") or null characters.
sctdrSubfolder :: Lens' SendCommandToDeviceRequest (Maybe Text)
sctdrSubfolder
  = lens _sctdrSubfolder
      (\ s a -> s{_sctdrSubfolder = a})
sctdrSubfolder :: Lens' SendCommandToDeviceRequest (Maybe Text)
sctdrSubfolder
  = lens _sctdrSubfolder
      (\ s a -> s{_sctdrSubfolder = a})
sctdrSubfolder
  = lens _sctdrSubfolder
      (\ s a -> s{_sctdrSubfolder = a})