对签名进行转义

core/src/main/java/com/wecloud/im/service/impl/ImCallbackServiceImpl.java

@@ -15,6 +15,7 @@ import org.springframework.web.client.RestTemplate;
 
 import cn.hutool.core.date.DateUtil;
 import cn.hutool.core.lang.id.NanoId;
+import cn.hutool.core.util.EscapeUtil;
 
 import com.alibaba.fastjson.JSONObject;
 import com.baomidou.mybatisplus.core.toolkit.Wrappers;
@@ -163,7 +164,7 @@ public class ImCallbackServiceImpl implements ImCallbackService {
         String date = DateUtil.formatHttpDate(new Date());
         String signature = SignUtils.buildSignature(appKey, appSecret, nonce, date);
         String finalUrl =
-                subscribeUrl + "?appKey=" + appKey + "&nonce=" + nonce + "&date=" + date + "&signature=" + signature;
+                subscribeUrl + "?appKey=" + appKey + "&nonce=" + nonce + "&date=" + date + "&signature=" + EscapeUtil.escape(signature);
         return finalUrl;
     }