diff --git a/scripts/SMCodeGen/dataModels/stateMachineAppModel.json b/scripts/SMCodeGen/dataModels/stateMachineAppModel.json
new file mode 100644
index 0000000..d72b6d2
--- /dev/null
+++ b/scripts/SMCodeGen/dataModels/stateMachineAppModel.json
@@ -0,0 +1,540 @@
+{
+    "Application":{
+        "Name":"mme",
+        "Procedures":[
+            {
+                "Name":"DEFAULT_MME_PROCEDURE",
+                "States":[
+                    {
+                        "Name":"default_mme_state",
+                        "Events":[
+                            {
+                                "Name":"ATTACH_REQ_FROM_UE",
+                                "Actions":[
+                                    "DEFAULT_ATTACH_REQ_HANDLER"
+                                ],
+                                "NextState":"end_state"
+                            },
+                            {
+                                "Name":"DETACH_REQ_FROM_UE",
+                                "Actions":[
+                                    "DEFAULT_DETACH_REQ_HANDLER"
+                                ],
+                                "NextState":"end_state"
+                            },
+                            {
+                                "Name":"S1_REL_REQ_FROM_UE",
+                                "Actions":[
+                                    "DEFAULT_S1_RELEASE_REQ_HANDLER"
+                                ],
+                                "NextState":"end_state"
+                            },
+                            {
+                                "Name":"DDN_FROM_SGW",
+                                "Actions":[
+                                    "DEFAULT_DDN_HANDLER"
+                                ],
+                                "NextState":"end_state"
+                            },
+                            {
+                                "Name":"SERVICE_REQUEST_FROM_UE",
+                                "Actions":[
+                                    "DEFAULT_SERVICE_REQ_HANDLER"
+                                ],
+                                "NextState":"end_state"
+                            },
+                            {
+                                "Name":"CLR_FROM_HSS",
+                                "Actions":[
+                                    "DEFAULT_CANCEL_LOC_REQ_HANDLER"
+                                ],
+                                "NextState":"end_state"
+                            },
+                            {
+                                "Name":"TAU_REQUEST_FROM_UE",
+                                "Actions":[
+                                    "DEFAULT_TAU_REQ_HANDLER"
+                                ],
+                                "NextState":"end_state"
+                            }
+                        ]
+                    }
+                ]
+            },
+            {
+                "Name":"ATTACH",
+                "States":[
+                    {
+                        "Name":"attach_start",
+                        "Events":[
+                            {
+                                "Name":"VALIDATE_IMSI",
+                                "Actions":[
+                                    "VALIDATE_IMSI_IN_UE_CONTEXT"
+                                ],
+                                "NextState":"attach_wf_imsi_validate_action"
+                            }
+                        ]
+                    },
+                    {
+                        "Name":"attach_wf_imsi_validate_action",
+                        "Events":[
+                            {
+                                "Name":"IMSI_VALIDATION_SUCCESS",
+                                "Actions":[
+                                    "SEND_AIR_TO_HSS"
+                                ],
+                                "NextState":"attach_wf_aia"
+                            },
+                            {
+                                "Name":"IMSI_VALIDATION_FAILURE",
+                                "Actions":[
+                                    "SEND_IDENTITY_REQUEST_TO_UE"
+                                ],
+                                "NextState":"attach_wf_identity_response"
+                            }
+                        ]
+                    },					
+                    {
+                        "Name":"attach_wf_aia",
+                        "Events":[
+                            {
+                                "Name":"AIA_FROM_HSS",
+                                "Actions":[
+                                    "PROCESS_AIA",
+                                    "AUTH_REQ_TO_UE"
+                                ],
+                                "NextState":"attach_wf_auth_resp"
+                            }
+                        ]
+                    },
+                    {
+                        "Name":"attach_wf_identity_response",
+                        "Events":[
+                            {
+                                "Name":"IDENTITY_RESPONSE_FROM_UE",
+                                "Actions":[
+                                    "PROCESS_IDENTITY_RESPONSE",
+                                    "SEND_AIR_TO_HSS"
+                                ],
+                                "NextState":"attach_wf_aia"
+                            }
+                        ]
+                    },
+                    {
+                        "Name":"attach_wf_auth_resp",
+                        "Events":[
+                            {
+                                "Name":"AUTH_RESP_FROM_UE",
+                                "Actions":[
+                                    "AUTH_RESPONSE_VALIDATE"
+                                ],
+                                "NextState":"attach_wf_auth_resp_validate"
+                            }
+                        ]
+                    },
+                    {
+                        "Name":"attach_wf_auth_resp_validate",
+                        "Events":[
+                            {
+                                "Name":"AUTH_RESP_SUCCESS",
+                                "Actions":[
+                                    "SEC_MODE_CMD_TO_UE"
+                                ],
+                                "NextState":"attach_wf_sec_cmp"
+                            },
+                            {
+                                "Name":"AUTH_RESP_SYNC_FAILURE",
+                                "Actions":[
+                                    "SEND_AIR_TO_HSS"
+                                ],
+                                "NextState":"attach_wf_aia"
+                            },
+                            {
+                                "Name":"AUTH_RESP_FAILURE",
+                                "Actions":[
+                                    "SEND_AUTH_REJECT"
+                                ],
+                                "NextState":"end_state"
+                            }
+                        ]
+                    },
+                    {
+                        "Name":"attach_wf_sec_cmp",
+                        "Events":[
+                            {
+                                "Name":"SEC_MODE_RESP_FROM_UE",
+                                "Actions":[
+                                    "PROCESS_SEC_MODE_RESP",
+                                    "CHECK_ESM_INFO_REQ_REQUIRED"
+                                ],
+                                "NextState":"attach_wf_esm_info_check"
+                            }
+                        ]
+                    },
+                    {
+                        "Name":"attach_wf_esm_info_check",
+                        "Events":[
+                            {
+                                "Name":"ESM_INFO_REQUIRED",
+                                "Actions":[
+                                    "SEND_ESM_INFO_REQ_TO_UE"
+                                ],
+                                "NextState":"attach_wf_esm_info_resp"
+                            },
+                            {
+                                "Name":"ESM_INFO_NOT_REQUIRED",
+                                "Actions":[
+                                    "SEND_ULR_TO_HSS"
+                                ],
+                                "NextState":"attach_wf_ula"
+                            }
+                        ]
+                    },
+                    {
+                        "Name":"attach_wf_esm_info_resp",
+                        "Events":[
+                            {
+                                "Name":"ESM_INFO_RESP_FROM_UE",
+                                "Actions":[
+                                    "PROCESS_ESM_INFO_RESP",
+                                    "SEND_ULR_TO_HSS"
+                                ],
+                                "NextState":"attach_wf_ula"
+                            }
+                        ]
+                    },
+                    {
+                        "Name":"attach_wf_ula",
+                        "Events":[
+                            {
+                                "Name":"ULA_FROM_HSS",
+                                "Actions":[
+                                    "PROCESS_ULA",
+                                    "CS_REQ_TO_SGW"
+                                ],
+                                "NextState":"attach_wf_cs_resp"
+                            }
+                        ]
+                    },					
+                    {
+                        "Name":"attach_wf_cs_resp",
+                        "Events":[
+                            {
+                                "Name":"CS_RESP_FROM_SGW",
+                                "Actions":[
+                                    "PROCESS_CS_RESP",
+                                    "SEND_INIT_CTXT_REQ_TO_UE"
+                                ],
+                                "NextState":"attach_wf_init_ctxt_resp_att_cmp"
+                            }
+                        ]
+                    },
+                    {
+                        "Name":"attach_wf_init_ctxt_resp_att_cmp",
+                        "Events":[
+                            {
+                                "Name":"INIT_CTXT_RESP_FROM_UE",
+                                "Actions":[
+                                    "PROCESS_INIT_CTXT_RESP"
+                                ],
+                                "NextState":"attach_wf_att_cmp"
+                            },
+                            {
+                                "Name":"ATT_CMP_FROM_UE",
+                                "Actions":[
+                                    "PROCESS_ATTACH_CMP_FROM_UE"
+                                ],
+                                "NextState":"attach_wf_init_ctxt_resp"
+                            }
+                        ]
+                    },
+                    {
+                        "Name":"attach_wf_init_ctxt_resp",
+                        "Events":[
+                            {
+                                "Name":"INIT_CTXT_RESP_FROM_UE",
+                                "Actions":[
+                                    "PROCESS_INIT_CTXT_RESP",
+                                    "SEND_MB_REQ_TO_SGW"
+                                ],
+                                "NextState":"attach_wf_mb_resp"
+                            }
+                        ]
+                    },
+                    {
+                        "Name":"attach_wf_att_cmp",
+                        "Events":[
+                            {
+                                "Name":"ATT_CMP_FROM_UE",
+                                "Actions":[
+                                    "PROCESS_ATTACH_CMP_FROM_UE",
+                                    "SEND_MB_REQ_TO_SGW"
+                                ],
+                                "NextState":"attach_wf_mb_resp"
+                            }
+                        ]
+                    },
+                    {
+                        "Name":"attach_wf_mb_resp",
+                        "Events":[
+                            {
+                                "Name":"MB_RESP_FROM_SGW",
+                                "Actions":[
+                                    "PROCESS_MB_RESP",
+                                    "ATTACH_DONE"
+                                ],
+                                "NextState":"end_state"
+                            }
+                        ]
+                    }
+                ]
+            },
+            {
+                "Name":"UE_INIT_DETACH",
+                "States":[
+                    {
+                        "Name":"detach_start",
+                        "Events":[
+                            {
+                                "Name":"DETACH_REQ_FROM_UE",
+                                "Actions":[
+                                    "DEL_SESSION_REQ"
+                                ],
+                                "NextState":"detach_wf_del_session_resp"
+                            }
+                        ]
+                    },
+                    {
+                        "Name":"detach_wf_del_session_resp",
+                        "Events":[
+                            {
+                                "Name":"DEL_SESSION_RESP_FROM_SGW",
+                                "Actions":[
+                                    "PROCESS_DEL_SESSION_RESP",
+                                    "DETACH_ACCEPT_TO_UE"
+                                ],
+                                "NextState":"end_state"
+                            }
+                        ]
+                    }
+                ]
+            },
+            {
+                "Name":"S1_RELEASE",
+                "States":[
+                    {
+                        "Name":"s1_release_start",
+                        "Events":[
+                            {
+                                "Name":"S1_REL_REQ_FROM_UE",
+                                "Actions":[
+                                    "SEND_REL_AB_REQ_TO_SGW"
+                                ],
+                                "NextState":"s1_release_wf_release_access_bearer_resp"
+                            }
+                        ]
+                    },
+                    {
+                        "Name":"s1_release_wf_release_access_bearer_resp",
+                        "Events":[
+                            {
+                                "Name":"REL_AB_RESP_FROM_SGW",
+                                "Actions":[
+                                    "PROCESS_REL_AB_RESP_FROM_SGW",
+                                    "SEND_S1_REL_CMD_TO_UE"
+                                ],
+                                "NextState":"s1_release_wf_ue_ctxt_release_comp"
+                            }
+                        ]
+                    },
+                    {
+                        "Name":"s1_release_wf_ue_ctxt_release_comp",
+                        "Events":[
+                            {
+                                "Name":"UE_CTXT_REL_COMP_FROM_ENB",
+                                "Actions":[
+                                    "PROCESS_UE_CTXT_REL_COMP"
+                                ],
+                                "NextState":"end_state"
+                            }
+                        ]
+                    }
+                ]
+            },
+            {
+                "Name":"NETWORK_INIT_DETACH",
+                "States":[
+                    {
+                        "Name":"ni_detach_start",
+                        "Events":[
+                            {
+                                "Name":"CLR_FROM_HSS",
+                                "Actions":[
+                                    "NI_DETACH_REQ_TO_UE",
+                                    "DEL_SESSION_REQ"
+                                ],
+                                "NextState":"ni_detach_wf_det_accpt_del_sess_resp"
+                            }
+                        ]
+                    },
+                    {
+                        "Name":"ni_detach_wf_det_accpt_del_sess_resp",
+                        "Events":[
+                            {
+                                "Name":"DETACH_ACCEPT_FROM_UE",
+                                "Actions":[
+                                    "PROCESS_DETACH_ACCEPT_FROM_UE"
+                                ],
+                                "NextState":"ni_detach_wf_del_sess_resp"
+                            },
+                            {
+                                "Name":"DEL_SESSION_RESP_FROM_SGW",
+                                "Actions":[
+                                    "PROCESS_DEL_SESSION_RESP"
+                                ],
+                                "NextState":"ni_detach_wf_detach_accept"
+                            }
+                        ]
+                    },
+                    {
+                        "Name":"ni_detach_wf_del_sess_resp",
+                        "Events":[
+                            {
+                                "Name":"DEL_SESSION_RESP_FROM_SGW",
+                                "Actions":[
+                                    "PROCESS_DEL_SESSION_RESP",
+                                    "SEND_S1_REL_CMD_TO_UE"
+                                ],
+                                "NextState":"ni_detach_wf_s1_rel_comp"
+                            }
+                        ]
+                    },
+                    {
+                        "Name":"ni_detach_wf_detach_accept",
+                        "Events":[
+                            {
+                                "Name":"DETACH_ACCEPT_FROM_UE",
+                                "Actions":[
+                                    "PROCESS_DETACH_ACCEPT_FROM_UE",
+                                    "SEND_S1_REL_CMD_TO_UE_FOR_DETACH"
+                                ],
+                                "NextState":"ni_detach_wf_s1_rel_comp"
+                            }
+                        ]
+                    },
+                    {
+                        "Name":"ni_detach_wf_s1_rel_comp",
+                        "Events":[
+                            {
+                                "Name":"UE_CTXT_REL_COMP_FROM_ENB",
+                                "Actions":[
+                                    "PROCESS_UE_CTXT_REL_COMP_FOR_DETACH"
+                                ],
+                                "NextState":"end_state"
+                            }
+                        ]
+                    }
+                ]
+            },
+            {
+                "Name":"SERVICE_REQUEST",
+                "States":[
+                    {
+                        "Name":"paging_start",
+                        "Events":[
+                            {
+                                "Name":"DDN_FROM_SGW",
+                                "Actions":[
+                                    "SEND_PAGING_REQ_TO_UE"
+                                ],
+                                "NextState":"paging_wf_service_req"
+                            }
+                        ]
+                    },
+                    {
+                        "Name":"service_request_start",
+                        "Events":[
+                            {
+                                "Name":"SERVICE_REQUEST_FROM_UE",
+                                "Actions":[
+                                    "PROCESS_SERVICE_REQUEST",
+                                    "PERFORM_AUTH_AND_SEC_CHECK"
+                                ],
+                                "NextState":"service_request_wf_auth_and_sec_check_cmp"
+                            }
+                        ]
+                    },
+                    {
+                        "Name":"paging_wf_service_req",
+                        "Events":[
+                            {
+                                "Name":"SERVICE_REQUEST_FROM_UE",
+                                "Actions":[
+                                    "PROCESS_SERVICE_REQUEST",
+                                    "SEND_DDN_ACK_TO_SGW",
+                                    "PERFORM_AUTH_AND_SEC_CHECK"
+                                ],
+                                "NextState":"service_request_wf_auth_and_sec_check_cmp"
+                            }
+                        ]
+                    },
+                    {
+                        "Name":"service_request_wf_auth_and_sec_check_cmp",
+                        "Events":[
+                            {
+                                "Name":"AUTH_AND_SEC_CHECK_COMPLETE",
+                                "Actions":[
+                                    "SEND_INIT_CTXT_REQ_TO_UE_SVC_REQ"
+                                ],
+                                "NextState":"service_request_wf_init_ctxt_resp"
+                            }
+                        ]
+                    },
+                    {
+                        "Name":"service_request_wf_init_ctxt_resp",
+                        "Events":[
+                            {
+                                "Name":"INIT_CTXT_RESP_FROM_UE",
+                                "Actions":[
+                                    "PROCESS_INIT_CTXT_RESP_SVC_REQ",
+                                    "SEND_MB_REQ_TO_SGW_SVC_REQ"
+                                ],
+                                "NextState":"service_request_wf_mb_resp"
+                            }
+                        ]
+                    },
+                    {
+                        "Name":"service_request_wf_mb_resp",
+                        "Events":[
+                            {
+                                "Name":"MB_RESP_FROM_SGW",
+                                "Actions":[
+                                    "PROCESS_MB_RESP_SVC_REQ"
+                                ],
+                                "NextState":"end_state"
+                            }
+                        ]
+                    }
+                ]
+            },
+            {
+                "Name":"TAU",
+                "States":[
+                    {
+                        "Name":"tau_start",
+                        "Events":[
+                            {
+                                "Name":"TAU_REQUEST_FROM_UE",
+                                "Actions":[
+                                    "SEND_TAU_RESPONSE_TO_UE"
+                                ],
+                                "NextState":"end_state"
+                            }
+                        ]
+                    }
+                ]
+            }
+        ]
+    }
+}
\ No newline at end of file