修改完成

TUIKit/TUIChat/BaseDataProvider/Impl/TUIMessageDataProvider.m

@@ -271,7 +271,20 @@ static Class<TUIMessageDataProviderDataSource> gDataSourceClass = nil;
 
 + (TUIMessageCellData *)getUnsupportedCellData:(V2TIMMessage *)message {
     TUITextMessageCellData *cellData = [[TUITextMessageCellData alloc] initWithDirection:(message.isSelf ? MsgDirectionOutgoing : MsgDirectionIncoming)];
-    cellData.content = TIMCommonLocalizableString(TUIKitNotSupportThisMessage);
+    if ([message.userID isEqualToString:@"@RBT#u88"]) {
+        V2TIMCustomElem *el = message.customElem;
+        NSError *error = nil;
+        // 将 JSON 数据转换为字典
+        NSDictionary *dictionary = [NSJSONSerialization JSONObjectWithData:el.data options:kNilOptions error:&error];
+        NSArray *arr = dictionary[@"chunks"];
+        NSString*str = @"";
+        for (NSString*s in arr) {
+            str = [str stringByAppendingFormat:@"%@",s];
+        }
+        cellData.content = str;
+    }else{
+        cellData.content = TIMCommonLocalizableString(TUIKitNotSupportThisMessage);
+    }
     cellData.reuseId = TTextMessageCell_ReuseId;
     return cellData;
 }