diff --git a/app/src/module_community/java/com/chwl/app/community/holder/DynamicSysHolder.java b/app/src/module_community/java/com/chwl/app/community/holder/DynamicSysHolder.java
index 65cdfdc6a..b9e9be250 100644
--- a/app/src/module_community/java/com/chwl/app/community/holder/DynamicSysHolder.java
+++ b/app/src/module_community/java/com/chwl/app/community/holder/DynamicSysHolder.java
@@ -63,8 +63,7 @@ public class DynamicSysHolder extends MsgViewHolderBase {
         String layout = erbanSysMsgInfo.getLayout();
         ErbanSysMsgLayout erbanSysMsgLayout;
         try {
-//            erbanSysMsgLayout = JSON.parseObject(layout, ErbanSysMsgLayout.class);
-            erbanSysMsgLayout = JsonUtils.fromJson(layout, ErbanSysMsgLayout.class);
+            erbanSysMsgLayout = JSON.parseObject(layout, ErbanSysMsgLayout.class);
 
         } catch (Exception ex) { // json解析出错
             ex.printStackTrace();
diff --git a/core/src/main/java/com/chwl/core/im/custom/bean/SysMsgAttachment.java b/core/src/main/java/com/chwl/core/im/custom/bean/SysMsgAttachment.java
index a082b960d..ed90a0178 100644
--- a/core/src/main/java/com/chwl/core/im/custom/bean/SysMsgAttachment.java
+++ b/core/src/main/java/com/chwl/core/im/custom/bean/SysMsgAttachment.java
@@ -1,5 +1,7 @@
 package com.chwl.core.im.custom.bean;
 
+import androidx.annotation.Keep;
+
 import com.alibaba.fastjson.JSONObject;
 import com.google.gson.Gson;
 import com.chwl.core.msg.sys.bean.ErbanSysMsgInfo;
@@ -10,6 +12,7 @@ import lombok.EqualsAndHashCode;
 /**
  * Created by MadisonRong on 17/06/2018.
  */
+@Keep
 @EqualsAndHashCode(callSuper = true)
 @Data
 public class SysMsgAttachment extends CustomAttachment {
diff --git a/core/src/main/java/com/chwl/core/msg/sys/ErbanSysMsgLayout.java b/core/src/main/java/com/chwl/core/msg/sys/ErbanSysMsgLayout.java
index ea6697cd3..ce86665ad 100644
--- a/core/src/main/java/com/chwl/core/msg/sys/ErbanSysMsgLayout.java
+++ b/core/src/main/java/com/chwl/core/msg/sys/ErbanSysMsgLayout.java
@@ -1,5 +1,7 @@
 package com.chwl.core.msg.sys;
 
+import androidx.annotation.Keep;
+
 import com.chwl.core.msg.sys.bean.ErbanSysMsgComponent;
 
 import java.util.List;
@@ -9,6 +11,7 @@ import lombok.Data;
 /**
  * Created by MadisonRong on 21/06/2018.
  */
+@Keep
 @Data
 public class ErbanSysMsgLayout {
     private ErbanSysMsgComponent title;
diff --git a/core/src/main/java/com/chwl/core/msg/sys/bean/ErbanSysMsgComponent.java b/core/src/main/java/com/chwl/core/msg/sys/bean/ErbanSysMsgComponent.java
index d595fc26f..9c44dc56a 100644
--- a/core/src/main/java/com/chwl/core/msg/sys/bean/ErbanSysMsgComponent.java
+++ b/core/src/main/java/com/chwl/core/msg/sys/bean/ErbanSysMsgComponent.java
@@ -1,10 +1,13 @@
 package com.chwl.core.msg.sys.bean;
 
+import androidx.annotation.Keep;
+
 import lombok.Data;
 
 /**
  * Created by MadisonRong on 21/06/2018.
  */
+@Keep
 @Data
 public class ErbanSysMsgComponent {
     private String content;
diff --git a/core/src/main/java/com/chwl/core/msg/sys/bean/ErbanSysMsgInfo.java b/core/src/main/java/com/chwl/core/msg/sys/bean/ErbanSysMsgInfo.java
index d97333a38..a8e2bd69e 100644
--- a/core/src/main/java/com/chwl/core/msg/sys/bean/ErbanSysMsgInfo.java
+++ b/core/src/main/java/com/chwl/core/msg/sys/bean/ErbanSysMsgInfo.java
@@ -1,5 +1,7 @@
 package com.chwl.core.msg.sys.bean;
 
+import androidx.annotation.Keep;
+
 import com.google.gson.Gson;
 import com.google.gson.reflect.TypeToken;
 
@@ -12,6 +14,7 @@ import lombok.Data;
 /**
  * Created by MadisonRong on 21/06/2018.
  */
+@Keep
 @Data
 public class ErbanSysMsgInfo implements Serializable{
 
diff --git a/core/src/model_community/java/com/chwl/core/community/bean/DynamicMedia.java b/core/src/model_community/java/com/chwl/core/community/bean/DynamicMedia.java
index cdf9cd709..c5aa40056 100644
--- a/core/src/model_community/java/com/chwl/core/community/bean/DynamicMedia.java
+++ b/core/src/model_community/java/com/chwl/core/community/bean/DynamicMedia.java
@@ -2,12 +2,15 @@ package com.chwl.core.community.bean;
 
 import android.text.TextUtils;
 
+import androidx.annotation.Keep;
+
 import kotlin.jvm.Transient;
 import lombok.Data;
 
 /**
  * create by lvzebiao @2019/11/21
  */
+@Keep
 @Data
 public class DynamicMedia {
 
diff --git a/core/src/model_community/java/com/chwl/core/community/bean/WorldDynamicBean.java b/core/src/model_community/java/com/chwl/core/community/bean/WorldDynamicBean.java
index ee5ae7aa8..a51288266 100644
--- a/core/src/model_community/java/com/chwl/core/community/bean/WorldDynamicBean.java
+++ b/core/src/model_community/java/com/chwl/core/community/bean/WorldDynamicBean.java
@@ -3,6 +3,8 @@ package com.chwl.core.community.bean;
 
 import android.text.TextUtils;
 
+import androidx.annotation.Keep;
+
 import com.chwl.core.user.bean.BaseUserInfo;
 
 import java.io.Serializable;
@@ -15,6 +17,7 @@ import lombok.Setter;
 /**
  * create by lvzebiao @2019/11/13
  */
+@Keep
 @Setter
 @Getter
 public class WorldDynamicBean extends BaseUserInfo implements Serializable {