diff --git a/workflow-engine-common/src/main/java/cn/axzo/workflow/common/model/response/es/ProcessInstanceDocumentVO.java b/workflow-engine-common/src/main/java/cn/axzo/workflow/common/model/response/es/ProcessInstanceDocumentVO.java
index fe059f4bc..5526dafa7 100644
--- a/workflow-engine-common/src/main/java/cn/axzo/workflow/common/model/response/es/ProcessInstanceDocumentVO.java
+++ b/workflow-engine-common/src/main/java/cn/axzo/workflow/common/model/response/es/ProcessInstanceDocumentVO.java
@@ -75,6 +75,11 @@ public class ProcessInstanceDocumentVO {
      */
     private String initiatorName;
 
+    /**
+     * 发起人模型 JSON 字符串
+     */
+    private String initiatorJsonStr;
+
     /**
      * 实例对应的流程引擎服务端迭代版本
      */