diff --git a/sessionmanager/sma_event.go b/sessionmanager/sma_event.go
new file mode 100644
index 000000000..da3eeccbf
--- /dev/null
+++ b/sessionmanager/sma_event.go
@@ -0,0 +1,25 @@
+/*
+Real-time Online/Offline Charging System (OCS) for Telecom & ISP environments
+Copyright (C) ITsysCOM GmbH
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>
+*/
+package sessionmanager
+
+type ARIEvent map[string]interface{}
+
+func (aev ARIEvent) Type() string {
+	typ, _ := aev["type"].(string)
+	return typ
+}
diff --git a/sessionmanager/sma_event_test.go b/sessionmanager/sma_event_test.go
new file mode 100644
index 000000000..b111aeaf0
--- /dev/null
+++ b/sessionmanager/sma_event_test.go
@@ -0,0 +1,38 @@
+/*
+Real-time Online/Offline Charging System (OCS) for Telecom & ISP environments
+Copyright (C) ITsysCOM GmbH
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>
+*/
+package sessionmanager
+
+import (
+	"encoding/json"
+	"testing"
+)
+
+var (
+	stasisStart        = `{"application":"cgrates_auth","type":"StasisStart","timestamp":"2016-09-12T13:53:48.919+0200","args":[],"channel":{"id":"1473681228.6","state":"Ring","name":"PJSIP/1001-00000004","caller":{"name":"1001","number":"1001"},"language":"en","connected":{"name":"","number":""},"accountcode":"","dialplan":{"context":"internal","exten":"1002","priority":2},"creationtime":"2016-09-12T13:53:48.918+0200"}}`
+	channelStateChange = `{"application":"cgrates_auth","type":"ChannelStateChange","timestamp":"2016-09-12T13:53:52.110+0200","channel":{"id":"1473681228.6","state":"Up","name":"PJSIP/1001-00000004","caller":{"name":"1001","number":"1001"},"language":"en","connected":{"name":"","number":"1002"},"accountcode":"","dialplan":{"context":"internal","exten":"1002","priority":3},"creationtime":"2016-09-12T13:53:48.918+0200"}}`
+	channelDestroyed   = `{"type":"ChannelDestroyed","timestamp":"2016-09-12T13:54:27.335+0200","application":"cgrates_auth","cause_txt":"Normal Clearing","channel":{"id":"1473681228.6","state":"Up","name":"PJSIP/1001-00000004","caller":{"name":"1001","number":"1001"},"language":"en","connected":{"name":"","number":"1002"},"accountcode":"","dialplan":{"context":"internal","exten":"1002","priority":3},"creationtime":"2016-09-12T13:53:48.918+0200"},"cause":16}`
+)
+
+func TestSMAEventType(t *testing.T) {
+	var ev map[string]interface{}
+	if err := json.Unmarshal([]byte(stasisStart), &ev); err != nil {
+		t.Error(err)
+	} else if ARIEvent(ev).Type() != "StasisStart" {
+		t.Error("Received type:", ARIEvent(ev).Type())
+	}
+}