diff --git a/lib/constants/socket_events.dart b/lib/constants/socket_events.dart
index ef8a7e8..6361829 100644
--- a/lib/constants/socket_events.dart
+++ b/lib/constants/socket_events.dart
@@ -32,4 +32,8 @@ class SocketEvent {
   static const String sendPodNameSSC = 'SEND_POD_NAME_SSC';
   static const String reconnect = 'reconnect_CSS';
   static const String destroy = 'destroy';
+
+  static const String sendMessageSSC = 'SEND_MESSAGE_SSC';
+  static const String updateMessageSSC = 'UPDATE_MESSAGE_SSC';
+  static const String deleteMessageSSC = 'DELETE_MESSAGE_SSC';
 }
diff --git a/lib/core/api/meetings/repositories/meeting_repository.dart b/lib/core/api/meetings/repositories/meeting_repository.dart
index 833d6ff..7ed4bcf 100644
--- a/lib/core/api/meetings/repositories/meeting_repository.dart
+++ b/lib/core/api/meetings/repositories/meeting_repository.dart
@@ -107,7 +107,7 @@ class MeetingRepositoryImpl extends MeetingRepository {
     final int indexOfMyParticipant = participants.lastIndexWhere(
       (participant) => participantId != null
           ? participant.id == participantId
-          : participant.user.id == userId,
+          : participant.user?.id == userId,
     );
 
     if (indexOfMyParticipant == -1) return meeting;
diff --git a/lib/core/api/messages/datasources/message_remote_datasource.dart b/lib/core/api/messages/datasources/message_remote_datasource.dart
index 5fc8fb4..a4a47a4 100644
--- a/lib/core/api/messages/datasources/message_remote_datasource.dart
+++ b/lib/core/api/messages/datasources/message_remote_datasource.dart
@@ -17,11 +17,11 @@ abstract class MessageRemoteDataSource {
     required int meetingId,
     required String data,
   });
-  Future<bool> editMessage({
+  Future<MessageModel?> editMessage({
     required int messageId,
     required String data,
   });
-  Future<bool> deleteMessage({required int messageId});
+  Future<MessageModel?> deleteMessage({required int messageId});
 }
 
 @LazySingleton(as: MessageRemoteDataSource)
@@ -70,7 +70,7 @@ class MessageRemoteDataSourceImpl extends MessageRemoteDataSource {
   }
 
   @override
-  Future<bool> editMessage({
+  Future<MessageModel?> editMessage({
     required int messageId,
     required String data,
   }) async {
@@ -79,15 +79,23 @@ class MessageRemoteDataSourceImpl extends MessageRemoteDataSource {
       {"data": data},
     );
 
-    return [StatusCode.ok, StatusCode.created].contains(response.statusCode);
+    if ([StatusCode.ok, StatusCode.created].contains(response.statusCode)) {
+      return MessageModel.fromMap(response.data);
+    }
+
+    return null;
   }
 
   @override
-  Future<bool> deleteMessage({required int messageId}) async {
+  Future<MessageModel?> deleteMessage({required int messageId}) async {
     final Response response = await _remoteData.deleteRoute(
       "${ApiEndpoints.chats}/$messageId",
     );
 
-    return [StatusCode.ok, StatusCode.created].contains(response.statusCode);
+    if ([StatusCode.ok, StatusCode.created].contains(response.statusCode)) {
+      return MessageModel.fromMap(response.data);
+    }
+
+    return null;
   }
 }
diff --git a/lib/core/api/messages/repositories/message_repository.dart b/lib/core/api/messages/repositories/message_repository.dart
index d7d4732..4ddbdbb 100644
--- a/lib/core/api/messages/repositories/message_repository.dart
+++ b/lib/core/api/messages/repositories/message_repository.dart
@@ -14,8 +14,11 @@ abstract class MessageRepository {
     required int meetingId,
     required String data,
   });
-  Future<bool> editMessage({required int messageId, required String data});
-  Future<bool> deleteMessage({required int messageId});
+  Future<MessageModel?> editMessage({
+    required int messageId,
+    required String data,
+  });
+  Future<MessageModel?> deleteMessage({required int messageId});
 }
 
 @LazySingleton(as: MessageRepository)
@@ -27,22 +30,22 @@ class MessageRepositoryImpl extends MessageRepository {
   );
 
   @override
-  Future<bool> deleteMessage({required int messageId}) async {
-    final bool isSucceed =
+  Future<MessageModel?> deleteMessage({required int messageId}) async {
+    final MessageModel? messageModel =
         await _remoteDataSource.deleteMessage(messageId: messageId);
 
-    return isSucceed;
+    return messageModel;
   }
 
   @override
-  Future<bool> editMessage({
+  Future<MessageModel?> editMessage({
     required int messageId,
     required String data,
   }) async {
-    final bool isSucceed =
+    final MessageModel? messageModel =
         await _remoteDataSource.editMessage(messageId: messageId, data: data);
 
-    return isSucceed;
+    return messageModel;
   }
 
   @override
diff --git a/lib/core/websocket/socket_handler.dart b/lib/core/websocket/socket_handler.dart
index 8821548..3fb140d 100644
--- a/lib/core/websocket/socket_handler.dart
+++ b/lib/core/websocket/socket_handler.dart
@@ -277,6 +277,30 @@ class SocketHandlerImpl extends SocketHandler {
           );
         }
       });
+
+      _socket?.on(SocketEvent.sendMessageSSC, (data) {
+        if (data == null) return;
+
+        WaterbusSdk.onMesssageChanged?.call(
+          MessageSocketEvent(event: MessageEventEnum.create, data: data),
+        );
+      });
+
+      _socket?.on(SocketEvent.updateMessageSSC, (data) {
+        if (data == null) return;
+
+        WaterbusSdk.onMesssageChanged?.call(
+          MessageSocketEvent(event: MessageEventEnum.update, data: data),
+        );
+      });
+
+      _socket?.on(SocketEvent.deleteMessageSSC, (data) {
+        if (data == null) return;
+
+        WaterbusSdk.onMesssageChanged?.call(
+          MessageSocketEvent(event: MessageEventEnum.delete, data: data),
+        );
+      });
     });
   }
 
diff --git a/lib/flutter_waterbus_sdk.dart b/lib/flutter_waterbus_sdk.dart
index feecabc..0d3acec 100644
--- a/lib/flutter_waterbus_sdk.dart
+++ b/lib/flutter_waterbus_sdk.dart
@@ -19,9 +19,15 @@ class WaterbusSdk {
   static String apiUrl = '';
   static String wsUrl = '';
   static String apiKey = '';
+  static String privateMessageKey = '';
   static Function(CallbackPayload)? onEventChanged;
   static Function(VideoSenderStats)? onStatsChanged;
   static Function(Subtitle)? onSubtitle;
+  static Function(MessageSocketEvent)? onMesssageChanged;
+
+  set onMessageSocketChanged(Function(MessageSocketEvent) onMesssageChanged) {
+    WaterbusSdk.onMesssageChanged = onMesssageChanged;
+  }
 
   set onEventChangedRegister(Function(CallbackPayload) onEventChanged) {
     WaterbusSdk.onEventChanged = onEventChanged;
@@ -38,11 +44,13 @@ class WaterbusSdk {
   Future<void> initializeApp({
     required String wsUrl,
     required String apiUrl,
+    required String privateMessageKey,
     String apiKey = 'waterbus@2024',
   }) async {
     WaterbusSdk.wsUrl = wsUrl;
     WaterbusSdk.apiUrl = apiUrl;
     WaterbusSdk.apiKey = apiKey;
+    WaterbusSdk.privateMessageKey = privateMessageKey;
 
     // Init dependency injection if needed
     if (!getIt.isRegistered<WaterbusWebRTCManager>()) {
@@ -268,14 +276,14 @@ class WaterbusSdk {
     return await _sdk.sendMessage(meetingId: meetingId, data: data);
   }
 
-  Future<bool> editMessage({
+  Future<MessageModel?> editMessage({
     required int messageId,
     required String data,
   }) async {
     return await _sdk.editMessage(messageId: messageId, data: data);
   }
 
-  Future<bool> deleteMessage({required int messageId}) async {
+  Future<MessageModel?> deleteMessage({required int messageId}) async {
     return await _sdk.deleteMessage(messageId: messageId);
   }
 
diff --git a/lib/types/models/index.dart b/lib/types/models/index.dart
index 3a6bac3..35b85d1 100644
--- a/lib/types/models/index.dart
+++ b/lib/types/models/index.dart
@@ -16,3 +16,4 @@ export 'status_seen_message.dart';
 export 'message_model.dart';
 export 'media_source.dart';
 export 'subtitle.dart';
+export 'message_socket_event.dart';
diff --git a/lib/types/models/meeting_model.dart b/lib/types/models/meeting_model.dart
index a16a171..c9e05c3 100644
--- a/lib/types/models/meeting_model.dart
+++ b/lib/types/models/meeting_model.dart
@@ -148,14 +148,14 @@ class Meeting {
     final int numberOfPaticipants = participants.length;
 
     if (numberOfPaticipants == 1) {
-      return '${participants[0].user.fullName} is in the room';
+      return '${participants[0].user?.fullName} is in the room';
     } else if (numberOfPaticipants == 2) {
-      return '${participants[0].user.fullName} and ${participants[1].user.fullName} are in the room';
+      return '${participants[0].user?.fullName} and ${participants[1].user?.fullName} are in the room';
     } else {
       final int otherParticipants = numberOfPaticipants - 2;
       final String participantList = participants
           .sublist(0, 2)
-          .map<String>((participant) => participant.user.fullName)
+          .map<String>((participant) => participant.user?.fullName ?? "")
           .join(', ');
       return '$participantList and $otherParticipants others are in the room';
     }
diff --git a/lib/types/models/message_model.dart b/lib/types/models/message_model.dart
index 3b40256..d58c29d 100644
--- a/lib/types/models/message_model.dart
+++ b/lib/types/models/message_model.dart
@@ -4,12 +4,14 @@ import 'dart:convert';
 
 import 'package:waterbus_sdk/types/index.dart';
 import 'package:waterbus_sdk/types/models/message_status_enum.dart';
+import 'package:waterbus_sdk/types/models/sending_status_enum.dart';
 
 class MessageModel {
   final int id;
   String data;
   final int meeting;
   final User? createdBy;
+  SendingStatusEnum sendingStatus;
   MessageStatusEnum status;
   final int type;
   final DateTime createdAt;
@@ -19,7 +21,8 @@ class MessageModel {
     required this.data,
     required this.meeting,
     required this.createdBy,
-    this.status = MessageStatusEnum.sent,
+    this.sendingStatus = SendingStatusEnum.sent,
+    required this.status,
     required this.type,
     required this.createdAt,
     required this.updatedAt,
@@ -30,6 +33,7 @@ class MessageModel {
     String? data,
     int? meeting,
     User? createdBy,
+    SendingStatusEnum? sendingStatus,
     MessageStatusEnum? status,
     int? type,
     DateTime? createdAt,
@@ -40,6 +44,7 @@ class MessageModel {
       data: data ?? this.data,
       meeting: meeting ?? this.meeting,
       createdBy: createdBy ?? this.createdBy,
+      sendingStatus: sendingStatus ?? this.sendingStatus,
       status: status ?? this.status,
       type: type ?? this.type,
       createdAt: createdAt ?? this.createdAt,
@@ -53,7 +58,8 @@ class MessageModel {
       'data': data,
       'meeting': meeting,
       'createdBy': createdBy,
-      'status': status,
+      'sendingStatus': sendingStatus.status,
+      'status': status.status,
       'type': type,
       'createdAt': createdAt.toString(),
       'updatedAt': updatedAt.toString(),
@@ -68,6 +74,8 @@ class MessageModel {
               ? map['meeting']['id']
               : map['meeting']) ??
           0,
+      status:
+          (int.tryParse(map['status']?.toString() ?? "") ?? 0).getMessageStatus,
       createdBy:
           map['createdBy'] != null && map['createdBy'] is Map<String, dynamic>
               ? User.fromMap(map['createdBy'])
@@ -83,6 +91,8 @@ class MessageModel {
   factory MessageModel.fromMapSocket(Map<String, dynamic> map) {
     return MessageModel(
       id: map['id'] ?? 0,
+      status:
+          (int.tryParse(map['status']?.toString() ?? "") ?? 0).getMessageStatus,
       data: map['data'] ?? "",
       meeting: (map['meeting'] is Map<String, dynamic>
               ? map['meeting']['id']
@@ -109,7 +119,7 @@ class MessageModel {
 
   @override
   String toString() {
-    return 'MessageModel(id: $id, data: $data, meeting: $meeting, type: $type, createdAt: $createdAt, updatedAt: $updatedAt, createdBy: $createdBy, status: $status)';
+    return 'MessageModel(id: $id, data: $data, meeting: $meeting, type: $type, createdAt: $createdAt, updatedAt: $updatedAt, createdBy: $createdBy, status: $sendingStatus)';
   }
 
   @override
@@ -123,7 +133,7 @@ class MessageModel {
         other.type == type &&
         other.updatedAt == updatedAt &&
         other.createdAt == createdAt &&
-        other.status == status;
+        other.sendingStatus == sendingStatus;
   }
 
   @override
@@ -135,6 +145,8 @@ class MessageModel {
         type.hashCode ^
         updatedAt.hashCode ^
         createdAt.hashCode ^
-        status.hashCode;
+        sendingStatus.hashCode;
   }
+
+  bool get isDeleted => status == MessageStatusEnum.inactive;
 }
diff --git a/lib/types/models/message_socket_event.dart b/lib/types/models/message_socket_event.dart
new file mode 100644
index 0000000..1572063
--- /dev/null
+++ b/lib/types/models/message_socket_event.dart
@@ -0,0 +1,10 @@
+enum MessageEventEnum { create, update, delete }
+
+class MessageSocketEvent {
+  final MessageEventEnum event;
+  final Map<String, dynamic> data;
+  MessageSocketEvent({
+    required this.event,
+    required this.data,
+  });
+}
diff --git a/lib/types/models/message_status_enum.dart b/lib/types/models/message_status_enum.dart
index 35323a2..68f215d 100644
--- a/lib/types/models/message_status_enum.dart
+++ b/lib/types/models/message_status_enum.dart
@@ -1,7 +1,6 @@
 enum MessageStatusEnum {
-  error(-1),
-  sending(0),
-  sent(1);
+  inactive(1),
+  active(0);
 
   const MessageStatusEnum(this.status);
 
@@ -13,7 +12,7 @@ extension MessageStatusEnumX on int {
     final int index =
         MessageStatusEnum.values.indexWhere((status) => status.status == this);
 
-    if (index == -1) return MessageStatusEnum.sending;
+    if (index == -1) return MessageStatusEnum.inactive;
 
     return MessageStatusEnum.values[index];
   }
diff --git a/lib/types/models/participant_model.dart b/lib/types/models/participant_model.dart
index cd696b3..bda0eb2 100644
--- a/lib/types/models/participant_model.dart
+++ b/lib/types/models/participant_model.dart
@@ -8,7 +8,7 @@ import 'package:waterbus_sdk/types/models/user_model.dart';
 
 class Participant extends Equatable {
   final int id;
-  final User user;
+  final User? user;
   final bool isMe;
   const Participant({
     required this.id,
@@ -31,7 +31,7 @@ class Participant extends Equatable {
   Map<String, dynamic> toMap() {
     return <String, dynamic>{
       'id': id,
-      'user': user.toMap(),
+      'user': user?.toMap(),
       'isMe': isMe,
     };
   }
@@ -39,7 +39,9 @@ class Participant extends Equatable {
   factory Participant.fromMap(Map<String, dynamic> map) {
     return Participant(
       id: map['id'] as int,
-      user: User.fromMap(map['user'] as Map<String, dynamic>),
+      user: map['user'] != null && map['user'] is Map<String, dynamic>
+          ? User.fromMap(map['user'])
+          : null,
       isMe: map['isMe'] ?? false,
     );
   }
@@ -64,10 +66,6 @@ class Participant extends Equatable {
 
   @override
   List<Object> get props {
-    return [
-      id,
-      user,
-      isMe,
-    ];
+    return [id, isMe];
   }
 }
diff --git a/lib/types/models/sending_status_enum.dart b/lib/types/models/sending_status_enum.dart
new file mode 100644
index 0000000..8317e2f
--- /dev/null
+++ b/lib/types/models/sending_status_enum.dart
@@ -0,0 +1,20 @@
+enum SendingStatusEnum {
+  error(-1),
+  sending(0),
+  sent(1);
+
+  const SendingStatusEnum(this.status);
+
+  final int status;
+}
+
+extension SendingStatusEnumX on int {
+  SendingStatusEnum get getSendingStatus {
+    final int index =
+        SendingStatusEnum.values.indexWhere((status) => status.status == this);
+
+    if (index == -1) return SendingStatusEnum.sending;
+
+    return SendingStatusEnum.values[index];
+  }
+}
diff --git a/lib/waterbus_sdk_impl.dart b/lib/waterbus_sdk_impl.dart
index 4b969eb..3920d61 100644
--- a/lib/waterbus_sdk_impl.dart
+++ b/lib/waterbus_sdk_impl.dart
@@ -317,7 +317,7 @@ class SdkCore extends WaterbusSdkInterface {
   }
 
   @override
-  Future<bool> editMessage({
+  Future<MessageModel?> editMessage({
     required int messageId,
     required String data,
   }) async {
@@ -328,7 +328,7 @@ class SdkCore extends WaterbusSdkInterface {
   }
 
   @override
-  Future<bool> deleteMessage({required int messageId}) async {
+  Future<MessageModel?> deleteMessage({required int messageId}) async {
     return await _messageRepository.deleteMessage(messageId: messageId);
   }
 
diff --git a/lib/waterbus_sdk_interface.dart b/lib/waterbus_sdk_interface.dart
index 6ce6857..2945cd5 100644
--- a/lib/waterbus_sdk_interface.dart
+++ b/lib/waterbus_sdk_interface.dart
@@ -49,8 +49,11 @@ abstract class WaterbusSdkInterface {
     required int meetingId,
     required String data,
   });
-  Future<bool> editMessage({required int messageId, required String data});
-  Future<bool> deleteMessage({required int messageId});
+  Future<MessageModel?> editMessage({
+    required int messageId,
+    required String data,
+  });
+  Future<MessageModel?> deleteMessage({required int messageId});
 
   // Meeting
   Future<Meeting?> createRoom({