diff --git a/se-task-exec-spec/example/task_preload_request.json b/se-task-exec-spec/example/task_preload_request.json
index e69de29..b638dbd 100644
--- a/se-task-exec-spec/example/task_preload_request.json
+++ b/se-task-exec-spec/example/task_preload_request.json
@@ -0,0 +1,86 @@
+{
+  "model":{
+    "children":[
+      {
+        "testModelNodeUuid":"d9ebb007dfb9b9c43645811a76d669a1",
+        "testModelUuid":"efa4eb0d153492ab162c4066f4ed4741",
+        "testModelVersionUuid":"e9b2735e91214103bc3c39f54fe9c99e",
+        "parentTestModelNodeUuid":"0",
+        "nodeCycle":1,
+        "nodeIgnore":"0",
+        "nodeSequenceTypeKey":1,
+        "nodeSequenceNumber":1,
+        "nodeTimeoutTime":0,
+        "nodeFailureActionKey":3,
+        "triggerRetryTimes":0,
+        "testModelName":"AutoPreload",
+        "triggerRetryOnePass":"0",
+        "deviceConfigAcquisition":"0",
+        "activityStatusKey":1,
+        "delayTime":"0",
+        "gmtCreate":"2022-02-25 00:00:00",
+        "topTestModelUuid":"efa4eb0d153492ab162c4066f4ed4741",
+        "topTestModelVersionUuid":"e9b2735e91214103bc3c39f54fe9c99e",
+        "testModelLevelKey":1,
+        "softwareToolParam":"{downloadUrl}",
+        "inputLock":0,
+        "resultCheckMode":0,
+        "outputRedirect":1,
+        "testModelVersionCode":"0.0.1.1",
+        "lastTestModelVersionCode":"0.0.1.1",
+        "updateFlag":false,
+        "testSoftwareToolTypeKey":"[[10]]",
+        "performEntity":1,
+        "deviceTypeKey":"1",
+        "testModelDescription":"MBV Auto Preload",
+        "testSoftwareToolName":"AutoPreload",
+        "testSoftwareToolUuid":"1419909026921086977",
+        "testSoftwareToolVersionNo":"1.0.0.14",
+        "testModelTypeKey":1,
+        "configFileRequiredFlag":0,
+        "duplicateFlag":0,
+        "porlistAssociatedFlag":0,
+        "graphicShowFlag":0,
+        "id":"{id}",
+        "level":0,
+        "isCheck":true,
+        "isConfig":false
+      }
+    ]
+  },
+  "base":{
+    "functionTypeOne":3,
+    "testTaskName":"AutoPreload{date}",
+    "testTaskTypeKey":1,
+    "functionTypeTwo":106,
+    "functionTypeThree":237,
+    "projectUuid":"",
+    "cascaderValue":[3,106,237,1066],
+    "functionTypeFour":1066,
+    "extend":{
+      "testCaseForm":{
+        "mbPn":"",
+        "modelName":"",
+        "bu":"",
+        "projectPhaseCode":""
+      },
+      "functionTypeOne":3,
+      "testTaskName":"AutoPreload{date}",
+      "testTaskTypeKey":1,
+      "functionTypeTwo":106,
+      "functionTypeThree":237,
+      "projectUuid":"",
+      "cascaderValue":[3,106,237,1066],
+      "functionTypeFour":1066,
+      "projectName":""
+    },
+    "testTaskIssueTypeCode":1
+  },
+  "rule":{
+    "testTaskUnitBindingRuleKey":6,
+    "bindingRulePriority":1,
+    "entityPrimaryKeyList":[{"key":"{testUnitUuid}","value":"{testUnitName}"}]
+  },
+  "testTaskIssueTypeCode":1,
+  "other":{"isClear":false,"type":2}
+}
\ No newline at end of file
diff --git a/se-task-exec-spec/example/task_stress_non_project_request.json b/se-task-exec-spec/example/task_stress_non_project_request.json
index 791122d..ed5ca88 100644
--- a/se-task-exec-spec/example/task_stress_non_project_request.json
+++ b/se-task-exec-spec/example/task_stress_non_project_request.json
@@ -139,11 +139,7 @@
         "functionTypeTwo": 106,
         "functionTypeThree": 238,
         "projectUuid": "",
-        "cascaderValue": [
-            3,
-            106,
-            238
-        ],
+        "cascaderValue": [3,106,238],
         "extend": {
             "testCaseForm": {
                 "mbPn": "",
@@ -158,30 +154,16 @@
             "functionTypeTwo": 106,
             "functionTypeThree": 238,
             "projectUuid": "",
-            "cascaderValue": [
-                3,
-                106,
-                238
-            ],
-            "projectName": "",
-            "testCaseData": []
+            "cascaderValue": [3,106,238],
+            "projectName": ""
         },
         "testTaskIssueTypeCode": 1
     },
     "rule": {
         "testTaskUnitBindingRuleKey": 6,
         "bindingRulePriority": 1,
-        "entityPrimaryKeyList": [
-            {
-                "key": "{testUnitUuid}",
-                "value": "{testUnitName}"
-            }
-        ]
+        "entityPrimaryKeyList": [{"key": "{testUnitUuid}","value": "{testUnitName}"}]
     },
     "testTaskIssueTypeCode": 1,
-    "testCaseAssociationVersionUuidList": [],
-    "other": {
-        "isClear": false,
-        "type": 2
-    }
+    "other": {"isClear": false,"type": 2}
 }
\ No newline at end of file
diff --git a/se-task-exec-spec/example/task_stress_use_project_request.json b/se-task-exec-spec/example/task_stress_use_project_request.json
index e5c8a53..6180741 100644
--- a/se-task-exec-spec/example/task_stress_use_project_request.json
+++ b/se-task-exec-spec/example/task_stress_use_project_request.json
@@ -139,11 +139,7 @@
         "functionTypeTwo": 106,
         "functionTypeThree": 238,
         "projectUuid": "000c798c09d537f4f25f5b29046aebd1",
-        "cascaderValue": [
-            3,
-            106,
-            238
-        ],
+        "cascaderValue": [3,106,238],
         "extend": {
             "testCaseForm": {
                 "mbPn": "",
@@ -158,30 +154,17 @@
             "functionTypeTwo": 106,
             "functionTypeThree": 238,
             "projectUuid": "{projectUuid}",
-            "cascaderValue": [
-                3,
-                106,
-                238
-            ],
-            "projectName": "{projectName}",
-            "testCaseData": []
+            "cascaderValue": [3,106,238],
+            "projectName": "{projectName}"
         },
         "testTaskIssueTypeCode": 1
     },
     "rule": {
         "testTaskUnitBindingRuleKey": 6,
         "bindingRulePriority": 1,
-        "entityPrimaryKeyList": [
-            {
-                "key": "{testUnitUuid}",
-                "value": "{testUnitName}"
-            }
-        ]
+        "entityPrimaryKeyList": [{"key": "{testUnitUuid}","value": "{testUnitName}"}]
     },
     "testTaskIssueTypeCode": 1,
     "testCaseAssociationVersionUuidList": [],
-    "other": {
-        "isClear": false,
-        "type": 2
-    }
+    "other": {"isClear": false,"type": 2}
 }
\ No newline at end of file
diff --git a/se-task-exec-spec/example/task_update_driver_request.json b/se-task-exec-spec/example/task_update_driver_request.json
index 94e8b8b..06e245e 100644
--- a/se-task-exec-spec/example/task_update_driver_request.json
+++ b/se-task-exec-spec/example/task_update_driver_request.json
@@ -72,12 +72,7 @@
         "functionTypeTwo": 106,
         "functionTypeThree": 237,
         "projectUuid": "",
-        "cascaderValue": [
-            3,
-            106,
-            237,
-            1066
-        ],
+        "cascaderValue": [3,106,237,1066],
         "functionTypeFour": 1066,
         "extend": {
             "testCaseForm": {
@@ -93,12 +88,7 @@
             "functionTypeTwo": 106,
             "functionTypeThree": 237,
             "projectUuid": "",
-            "cascaderValue": [
-                3,
-                106,
-                237,
-                1066
-            ],
+            "cascaderValue": [3,106,237,1066],
             "functionTypeFour": 1066,
             "projectName": "",
             "testCaseData": []
@@ -108,17 +98,9 @@
     "rule": {
         "testTaskUnitBindingRuleKey": 6,
         "bindingRulePriority": 1,
-        "entityPrimaryKeyList": [
-            {
-                "key": "{testUnitUuid}",
-                "value": "{testUnitName}"
-            }
-        ]
+        "entityPrimaryKeyList": [{"key": "{testUnitUuid}","value": "{testUnitName}"}]
     },
     "testTaskIssueTypeCode": 1,
     "testCaseAssociationVersionUuidList": [],
-    "other": {
-        "isClear": false,
-        "type": 2
-    }
+    "other": {"isClear": false,"type": 2}
 }
\ No newline at end of file
diff --git a/se-task-exec-spec/references/exec_task_preload_doc.md b/se-task-exec-spec/references/exec_task_preload_doc.md
index e8b5c7c..9a972a9 100644
--- a/se-task-exec-spec/references/exec_task_preload_doc.md
+++ b/se-task-exec-spec/references/exec_task_preload_doc.md
@@ -54,4 +54,5 @@ JSON字符串中变量的格式示例：{id}，根据取值规则查找并替换
 |id|随机生成1个由小写字母、数字组成的7位长度字符串（示例：2b43cb39）|
 |date|从**上下文变量**取今天的日期|
 |testUnitUuid|调用工具获得的测试机ID|
-|testUnitName|调用工具获得的测试机名称|
\ No newline at end of file
+|testUnitName|调用工具获得的测试机名称|
+|downloadUrl|调用工具获得的`downloadUrl`|