Good day. Thank you for the question.
Please advise if you are looking for the SMS Command List for FM3612. If yes, then please refer to our Wiki page at https://teltonika-gps.com/downloads/en/fm3612/FM3602_FM3612_User_Manual_v0.7.pdf
If you want to know the AVL ID list then you can find it at https://wiki.teltonika-gps.com/view/FM36_AVL_ID
Also, sharing the link for other downloads that you may find useful for FM3612.
Please go through this and let me know if it helps.