diff --git a/projects/ucap-webmessenger-protocol-info/src/lib/models/status.ts b/projects/ucap-webmessenger-protocol-info/src/lib/models/status.ts
index f3b8cb53..ab3c5364 100644
--- a/projects/ucap-webmessenger-protocol-info/src/lib/models/status.ts
+++ b/projects/ucap-webmessenger-protocol-info/src/lib/models/status.ts
@@ -42,7 +42,7 @@ export const decodeStatus: ProtocolDecoder<StatusResponse> = (
     const info = statusInfo.split(BodyStringDivider);
     let idx = 0;
     statusInfos.push({
-      userSeq: info[idx],
+      userSeq: Number(info[idx]),
       pcStatus: info[idx++] as StatusCode,
       phoneStatus: info[idx++] as StatusCode,
       mobileStatus: info[idx++] as StatusCode,
diff --git a/projects/ucap-webmessenger-protocol-query/src/lib/models/data-user.ts b/projects/ucap-webmessenger-protocol-query/src/lib/models/data-user.ts
index 0851acc7..87216ce4 100644
--- a/projects/ucap-webmessenger-protocol-query/src/lib/models/data-user.ts
+++ b/projects/ucap-webmessenger-protocol-query/src/lib/models/data-user.ts
@@ -52,7 +52,7 @@ export const decodeDataUser: ProtocolDecoder<DataUserResponse> = (
     const info = message.bodyList[1].split(BodyStringDivider);
     let i = 0;
     userInfo = {
-      seq: info[i],
+      seq: Number(info[i]),
       name: info[i++],
       profileImageFile: info[i++],
       grade: info[i++],
diff --git a/projects/ucap-webmessenger-protocol-query/src/lib/models/dept-user.ts b/projects/ucap-webmessenger-protocol-query/src/lib/models/dept-user.ts
index f76db055..bfa43384 100644
--- a/projects/ucap-webmessenger-protocol-query/src/lib/models/dept-user.ts
+++ b/projects/ucap-webmessenger-protocol-query/src/lib/models/dept-user.ts
@@ -144,7 +144,7 @@ export const decodeDeptUserData: ProtocolDecoder<DeptUserData> = (
     const info = userInfo.split(BodyStringDivider);
     let i = 0;
     userInfos.push({
-      seq: info[i],
+      seq: Number(info[i]),
       name: info[i++],
       profileImageFile: info[i++],
       grade: info[i++],
diff --git a/projects/ucap-webmessenger-protocol-query/src/lib/models/dept.ts b/projects/ucap-webmessenger-protocol-query/src/lib/models/dept.ts
index 1e5b56ac..faa0bbfc 100644
--- a/projects/ucap-webmessenger-protocol-query/src/lib/models/dept.ts
+++ b/projects/ucap-webmessenger-protocol-query/src/lib/models/dept.ts
@@ -69,14 +69,14 @@ export const decodeDeptData: ProtocolDecoder<DeptData> = (
     const info = deptInfo.split(BodyStringDivider);
     let i = 0;
     departmentInfos.push({
-      seq: info[i],
+      seq: Number(info[i]),
       name: info[i++],
       companyCode: info[i++],
       type: info[i++] as DeptType,
-      rootSeq: info[i++],
-      parentSeq: info[i++],
+      rootSeq: Number(info[i++]),
+      parentSeq: Number(info[i++]),
       order: info[i++],
-      depth: info[i++],
+      depth: Number(info[i++]),
       isActive: info[i++] === 'Y' ? true : false,
       nameEn: info[i++],
       nameCn: info[i++]
diff --git a/projects/ucap-webmessenger-protocol-query/src/lib/models/user-dn.ts b/projects/ucap-webmessenger-protocol-query/src/lib/models/user-dn.ts
index bd5d7246..0ba021a5 100644
--- a/projects/ucap-webmessenger-protocol-query/src/lib/models/user-dn.ts
+++ b/projects/ucap-webmessenger-protocol-query/src/lib/models/user-dn.ts
@@ -135,7 +135,7 @@ export const decodeUserDnData: ProtocolDecoder<UserDnData> = (
     const info = userDnInfo.split(BodyStringDivider);
     let i = 0;
     userDnInfos.push({
-      seq: info[i],
+      seq: Number(info[i]),
       name: info[i++],
       profileImageFile: info[i++],
       grade: info[i++],
diff --git a/projects/ucap-webmessenger-protocol-query/src/lib/models/user-id.ts b/projects/ucap-webmessenger-protocol-query/src/lib/models/user-id.ts
index fee5df6e..5dc94f41 100644
--- a/projects/ucap-webmessenger-protocol-query/src/lib/models/user-id.ts
+++ b/projects/ucap-webmessenger-protocol-query/src/lib/models/user-id.ts
@@ -65,7 +65,7 @@ export const decodeUserIdData: ProtocolDecoder<UserIdData> = (
     const info = userInfo.split(BodyStringDivider);
     userSeqInfos.push({
       id: info[0],
-      seq: info[1],
+      seq: Number(info[1]),
       isMobile: info[2] === 'Y' ? true : false,
       companyCode: info[3]
     });
diff --git a/projects/ucap-webmessenger-protocol-query/src/lib/models/user-seq.ts b/projects/ucap-webmessenger-protocol-query/src/lib/models/user-seq.ts
index cb4d8220..0f416fd4 100644
--- a/projects/ucap-webmessenger-protocol-query/src/lib/models/user-seq.ts
+++ b/projects/ucap-webmessenger-protocol-query/src/lib/models/user-seq.ts
@@ -124,7 +124,7 @@ export const decodeUserSeqData: ProtocolDecoder<UserSeqData> = (
     const info = userInfo.split(BodyStringDivider);
     let i = 0;
     userInfos.push({
-      seq: info[i],
+      seq: Number(info[i]),
       name: info[i++],
       profileImageFile: info[i++],
       grade: info[i++],
@@ -169,7 +169,7 @@ export const decodeUserSeqData2: ProtocolDecoder<UserSeqData2> = (
     const info = userInfo.split(BodyStringDivider);
     let i = 0;
     userInfos.push({
-      seq: info[i],
+      seq: Number(info[i]),
       name: info[i++],
       profileImageFile: info[i++],
       grade: info[i++],
diff --git a/projects/ucap-webmessenger-protocol-room/src/lib/models/info.ts b/projects/ucap-webmessenger-protocol-room/src/lib/models/info.ts
index 87fbab49..53b9b9c4 100644
--- a/projects/ucap-webmessenger-protocol-room/src/lib/models/info.ts
+++ b/projects/ucap-webmessenger-protocol-room/src/lib/models/info.ts
@@ -207,13 +207,13 @@ export const decodeInfoData: ProtocolDecoder<InfoData> = (
         finalEventType: info[3] as EventType,
         finalEventMessage: info[4],
         finalEventDate: info[5],
-        joinUserCount: info[6],
-        noReadCnt: info[7],
+        joinUserCount: Number(info[6]),
+        noReadCnt: Number(info[7]),
         isAlarm: info[8] !== 'N' ? true : false,
         isJoinRoom: info[9] === 'Y' ? true : false,
-        expiredFileStdSeq: info[10],
+        expiredFileStdSeq: Number(info[10]),
         isTimeRoom: info[11] === 'Y' ? true : false,
-        timeRoomInterval: info[11] !== 'Y' ? 0 : info[12] || 0
+        timeRoomInterval: info[11] !== 'Y' ? 0 : Number(info[12]) || 0
       };
     }
   }
@@ -231,11 +231,11 @@ export const decodeUserShortData: ProtocolDecoder<UserShortData> = (
   message.bodyList.slice(1).forEach(userInfo => {
     const info = userInfo.split(BodyStringDivider);
     userInfos.push({
-      seq: info[0],
+      seq: Number(info[0]),
       name: info[1],
       profileImageFile: info[2],
       isJoinRoom: info[3],
-      lastReadEventSeq: info[4],
+      lastReadEventSeq: Number(info[4]),
       madn: info[5],
       hardSadn: info[6],
       fmcSadn: info[7],
@@ -261,7 +261,7 @@ export const decodeUserData: ProtocolDecoder<UserData> = (
   message.bodyList.slice(1).forEach(userInfo => {
     const info = userInfo.split(BodyStringDivider);
     userInfos.push({
-      seq: info[0],
+      seq: Number(info[0]),
       name: info[1],
       profileImageFile: info[2],
       grade: info[3],
diff --git a/projects/ucap-webmessenger-protocol-status/src/lib/models/buddy.ts b/projects/ucap-webmessenger-protocol-status/src/lib/models/buddy.ts
index 2c78e214..1a6bb3eb 100644
--- a/projects/ucap-webmessenger-protocol-status/src/lib/models/buddy.ts
+++ b/projects/ucap-webmessenger-protocol-status/src/lib/models/buddy.ts
@@ -20,7 +20,7 @@ export const decodeBuddy: ProtocolDecoder<BuddyResponse> = (
     const info = statusInfo.split(BodyStringDivider);
     let idx = 0;
     statusInfos.push({
-      userSeq: info[idx],
+      userSeq: Number(info[idx]),
       pcStatus: info[idx++] as StatusCode,
       phoneStatus: info[idx++] as StatusCode,
       mobileStatus: info[idx++] as StatusCode,
diff --git a/projects/ucap-webmessenger-protocol-status/src/lib/models/bulk.ts b/projects/ucap-webmessenger-protocol-status/src/lib/models/bulk.ts
index f82dc65a..4166e4dd 100644
--- a/projects/ucap-webmessenger-protocol-status/src/lib/models/bulk.ts
+++ b/projects/ucap-webmessenger-protocol-status/src/lib/models/bulk.ts
@@ -76,7 +76,7 @@ export const decodeBulkInfoData: ProtocolDecoder<BulkInfoData> = (
     const info = statusBulkInfo.split(BodyStringDivider);
     let idx = 0;
     statusBulkInfos.push({
-      userSeq: info[idx],
+      userSeq: Number(info[idx]),
       pcStatus: info[idx++] as StatusCode,
       phoneStatus: info[idx++] as StatusCode,
       mobileStatus: info[idx++] as StatusCode,
@@ -85,7 +85,7 @@ export const decodeBulkInfoData: ProtocolDecoder<BulkInfoData> = (
       mobileConferenceStatus: info[idx++] as StatusCode,
       imessengerStatus: info[idx++] as StatusCode,
       terminalStatus: info[idx++] as TerminalStatusInfo,
-      terminalStatusNumber: info[idx++] as TerminalStatusNumber
+      terminalStatusNumber: Number(info[idx++]) as TerminalStatusNumber
     });
   });
   return {
@@ -93,20 +93,3 @@ export const decodeBulkInfoData: ProtocolDecoder<BulkInfoData> = (
     statusBulkInfos
   } as BulkInfoData;
 };
-
-// export const decodeStatusNotification: ProtocolDecoder<StatusNotification> = (
-//   message: ProtocolMessage
-// ) => {
-//   const info = message.bodyList[0].split(BodyStringDivider);
-//   let idx = 0;
-//   return {
-//     userSeq: info[idx],
-//     pcStatus: info[idx++] as StatusCode,
-//     phoneStatus: info[idx++] as StatusCode,
-//     mobileStatus: info[idx++] as StatusCode,
-//     conferenceStatus: info[idx++] as StatusCode,
-//     statusMessage: info[idx++],
-//     mobileConferenceStatus: info[idx++] as StatusCode,
-//     imessengerStatus: info[idx++] as StatusCode
-//   } as StatusNotification;
-// };
diff --git a/projects/ucap-webmessenger-protocol-status/src/lib/models/status.ts b/projects/ucap-webmessenger-protocol-status/src/lib/models/status.ts
index 9cad9e0b..675aa20e 100644
--- a/projects/ucap-webmessenger-protocol-status/src/lib/models/status.ts
+++ b/projects/ucap-webmessenger-protocol-status/src/lib/models/status.ts
@@ -84,7 +84,7 @@ export const decodeStatusNotification: ProtocolDecoder<StatusNotification> = (
   const info = message.bodyList[0].split(BodyStringDivider);
   let idx = 0;
   return {
-    userSeq: info[idx],
+    userSeq: Number(info[idx]),
     pcStatus: info[idx++] as StatusCode,
     phoneStatus: info[idx++] as StatusCode,
     mobileStatus: info[idx++] as StatusCode,
diff --git a/projects/ucap-webmessenger-protocol-status/src/lib/models/subscribe.ts b/projects/ucap-webmessenger-protocol-status/src/lib/models/subscribe.ts
index b879fd2a..f96a47ff 100644
--- a/projects/ucap-webmessenger-protocol-status/src/lib/models/subscribe.ts
+++ b/projects/ucap-webmessenger-protocol-status/src/lib/models/subscribe.ts
@@ -49,7 +49,7 @@ export const decodeSubscribe: ProtocolDecoder<SubscribeResponse> = (
     const info = statusInfo.split(BodyStringDivider);
     let idx = 0;
     statusInfos.push({
-      userSeq: info[idx],
+      userSeq: Number(info[idx]),
       pcStatus: info[idx++] as StatusCode,
       phoneStatus: info[idx++] as StatusCode,
       mobileStatus: info[idx++] as StatusCode,
@@ -76,7 +76,7 @@ export const decodeSubscribeData: ProtocolDecoder<SubscribeData> = (
     const info = statusInfo.split(BodyStringDivider);
     let idx = 0;
     statusInfos.push({
-      userSeq: info[idx],
+      userSeq: Number(info[idx]),
       pcStatus: info[idx++] as StatusCode,
       phoneStatus: info[idx++] as StatusCode,
       mobileStatus: info[idx++] as StatusCode,
diff --git a/projects/ucap-webmessenger-protocol-sync/src/lib/models/group.ts b/projects/ucap-webmessenger-protocol-sync/src/lib/models/group.ts
index 62d0dd11..95e9b49f 100644
--- a/projects/ucap-webmessenger-protocol-sync/src/lib/models/group.ts
+++ b/projects/ucap-webmessenger-protocol-sync/src/lib/models/group.ts
@@ -70,7 +70,7 @@ export const decodeGroupData: ProtocolDecoder<GroupData> = (
   message.bodyList.forEach(buddyinfo => {
     const info = buddyinfo.split(BodyStringDivider);
     groupInfos.push({
-      seq: info[0],
+      seq: Number(info[0]),
       name: info[1],
       isActive: info[2] === 'Y' ? true : false,
       userSeqStr: info[3]
diff --git a/projects/ucap-webmessenger-protocol-sync/src/lib/models/room.ts b/projects/ucap-webmessenger-protocol-sync/src/lib/models/room.ts
index 612dd4b9..4410721d 100644
--- a/projects/ucap-webmessenger-protocol-sync/src/lib/models/room.ts
+++ b/projects/ucap-webmessenger-protocol-sync/src/lib/models/room.ts
@@ -80,11 +80,11 @@ export const decodeRoomData: ProtocolDecoder<RoomData> = (
         finalEventType: info[3] as EventType,
         finalEventMessage: info[4],
         finalEventDate: info[5],
-        joinUserCount: info[6],
-        noReadCnt: info[7],
+        joinUserCount: Number(info[6]),
+        noReadCnt: Number(info[7]),
         isAlarm: info[8] !== 'N' ? true : false,
         isJoinRoom: info[9] === 'Y' ? true : false,
-        expiredFileStdSeq: info[10],
+        expiredFileStdSeq: Number(info[10]),
         isTimeRoom: info[11] === 'Y' ? true : false,
         timeRoomInterval: info[11] !== 'Y' ? 0 : info[12] || 0
       });
@@ -104,11 +104,11 @@ export const decodeRoomUserData: ProtocolDecoder<RoomUserData> = (
   message.bodyList.slice(1).forEach(userInfo => {
     const info = userInfo.split(BodyStringDivider);
     userInfos.push({
-      seq: info[0],
+      seq: Number(info[0]),
       name: info[1],
       profileImageFile: info[2],
       isJoinRoom: info[3],
-      lastReadEventSeq: info[4],
+      lastReadEventSeq: Number(info[4]),
       madn: info[5],
       hardSadn: info[6],
       fmcSadn: info[7],
@@ -134,7 +134,7 @@ export const decodeRoomUserDataDetail: ProtocolDecoder<RoomUserDetailData> = (
   message.bodyList.slice(1).forEach(userInfo => {
     const info = userInfo.split(BodyStringDivider);
     userInfos.push({
-      seq: info[0],
+      seq: Number(info[0]),
       name: info[1],
       profileImageFile: info[2],
       grade: info[3],