diff --git a/bfxapi/websocket/BfxWebsocketClient.py b/bfxapi/websocket/BfxWebsocketClient.py
index 1ac041e..49c9a82 100644
--- a/bfxapi/websocket/BfxWebsocketClient.py
+++ b/bfxapi/websocket/BfxWebsocketClient.py
@@ -43,9 +43,9 @@ class BfxWebsocketClient(object):
                         if message["status"] == "OK":
                             self.event_emitter.emit("authenticated", message)
                         else: raise AuthenticationCredentialsError("Cannot authenticate with given API-KEY and API-SECRET.")
-                    elif isinstance(message, list) and (chanId := message[0]) and message[1] != HEARTBEAT:
+                    elif isinstance(message, list) and ((chanId := message[0]) or True) and message[1] != HEARTBEAT:
                         if chanId == 0:
-                            self.handlers["authenticated"].handle(message[1], *message[2:])
+                            self.handlers["authenticated"].handle(message[1], message[2])
                         else: self.handlers["public"].handle(self.chanIds[chanId], *message[1:])
             except websockets.ConnectionClosed:
                 continue
diff --git a/bfxapi/websocket/handlers.py b/bfxapi/websocket/handlers.py
index 450b277..7704bc7 100644
--- a/bfxapi/websocket/handlers.py
+++ b/bfxapi/websocket/handlers.py
@@ -50,11 +50,140 @@ class AuthenticatedEventsHandler(object):
         self.event_emitter = event_emitter
 
         self.__handlers = {
-            "bu": self.__bu_event_handler
+            "bu": self.__bu_event_handler,
+            "ws": self.__ws_event_handler,
+            "wu": self.__wu_event_handler,
+            "os": self.__os_event_handler,
+            "on": self.__on_event_handler
         }
 
-    def handle(self, type, *parameters):
-        self.__handlers[type](*parameters)
+    def handle(self, type, parameters):
+        if type in self.__handlers:
+            self.__handlers[type](*parameters)
 
-    def __bu_event_handler(self, AUM, AUM_NET):
-        self.event_emitter.emit("balance_update", AUM, AUM_NET)
\ No newline at end of file
+    def __bu_event_handler(self, *parameters):
+        self.event_emitter.emit("balance_update", _label_array_elements(
+            [ 
+                "AUM", 
+                "AUM_NET" 
+            ],
+            *parameters
+        ))
+
+    def __ws_event_handler(self, *parameters):
+        self.event_emitter.emit("wallet_snapshot", [
+            _label_array_elements(
+                [
+                    "WALLET_TYPE", 
+                    "CURRENCY", 
+                    "BALANCE", 
+                    "UNSETTLED_INTEREST", 
+                    "BALANCE_AVAILABLE", 
+                    "DESCRIPTION", 
+                    "META"
+                ],
+                *parameter
+            ) for parameter in parameters
+        ])
+    
+    def __wu_event_handler(self, *parameters):
+        self.event_emitter.emit("wallet_update", _label_array_elements(
+            [
+                "WALLET_TYPE", 
+                "CURRENCY", 
+                "BALANCE", 
+                "UNSETTLED_INTEREST", 
+                "BALANCE_AVAILABLE", 
+                "DESCRIPTION", 
+                "META"
+            ],
+            *parameters
+        ))
+
+    def __os_event_handler(self, *parameters):
+        self.event_emitter.emit("order_snapshot", [
+            _label_array_elements(
+                [
+                    "ID", 
+                    "GID", 
+                    "CID", 
+                    "SYMBOL", 
+                    "MTS_CREATE", 
+                    "MTS_UPDATE", 
+                    "AMOUNT", 
+                    "AMOUNT_ORIG", 
+                    "ORDER_TYPE", 
+                    "TYPE_PREV", 
+                    "MTS_TIF", 
+                    "_PLACEHOLDER",
+                    "FLAGS", 
+                    "STATUS", 
+                    "_PLACEHOLDER", 
+                    "_PLACEHOLDER", 
+                    "PRICE", 
+                    "PRICE_AVG",
+                    "PRICE_TRAILING", 
+                    "PRICE_AUX_LIMIT", 
+                    "_PLACEHOLDER", 
+                    "_PLACEHOLDER", 
+                    "_PLACEHOLDER", 
+                    "NOTIFY",
+                    "HIDDEN", 
+                    "PLACED_ID", 
+                    "_PLACEHOLDER", 
+                    "_PLACEHOLDER", 
+                    "ROUTING", 
+                    "_PLACEHOLDER", 
+                    "_PLACEHOLDER", 
+                    "META"
+                ],
+                *parameter
+             ) for parameter in parameters
+        ])
+
+    def __on_event_handler(self, *parameters):
+        self.event_emitter.emit("new_order", _label_array_elements(
+            [
+                "ID", 
+                "GID", 
+                "CID", 
+                "SYMBOL", 
+                "MTS_CREATE", 
+                "MTS_UPDATE", 
+                "AMOUNT", 
+                "AMOUNT_ORIG", 
+                "ORDER_TYPE", 
+                "TYPE_PREV", 
+                "MTS_TIF", 
+                "_PLACEHOLDER",
+                "FLAGS", 
+                "ORDER_STATUS", 
+                "_PLACEHOLDER", 
+                "_PLACEHOLDER", 
+                "PRICE", 
+                "PRICE_AVG",
+                "PRICE_TRAILING", 
+                "PRICE_AUX_LIMIT", 
+                "_PLACEHOLDER", 
+                "_PLACEHOLDER", 
+                "_PLACEHOLDER", 
+                "NOTIFY",
+                "HIDDEN", 
+                "PLACED_ID", 
+                "_PLACEHOLDER", 
+                "_PLACEHOLDER", 
+                "ROUTING", 
+                "_PLACEHOLDER", 
+                "_PLACEHOLDER", 
+                "_PLACEHOLDER"
+            ],
+            *parameters
+        ))
+
+def _label_array_elements(labels, *args):
+    if len(labels) != len(args):
+        raise Exception("<labels> and <*args> arguments should contain the same amount of elements.")
+
+    _PLACEHOLDER = "_PLACEHOLDER"
+
+    return { label: args[index] for index, label in enumerate(labels) if label != _PLACEHOLDER }
\ No newline at end of file