数据结构：

{
  "creator_userid": "PengQing",
  "template_id": "C4NvGy3NE99xY46xV5arUoLzxgwerNz2MbLTQDfaP",
  "use_template_approver": "0",
  "choose_department": "7",
  "approver": [{
    "attr": "1",
    "userid": ["PengQing"]
  }],
  "notify_type": "1",
  "apply_data": {
    "contents": [{
      "control": "Number",
      "id": "Number-1635994284502",
      "value": {
        "new_number": "10030"
      }
    }, {
      "control": "Money",
      "id": "Money-1635994298613",
      "value": {
        "new_money": "5000"
      }
    }, {
      "control": "Text",
      "id": "Text-1635999673223",
      "value": {
        "text": "HKD"
      }
    }, {
      "control": "Text",
      "id": "Text-1635994353700",
      "value": {
        "text": "T1636361399"
      }
    }, {
      "control": "File",
      "id": "File-1636358214395",
      "value": {
        "files": {
          "file_id": "3wT8ZGyr4UDskUWApWkQgEYGoR8r4VZEATS9d1k3eG8YBg5NOQMxxMz_NM2TaWz4R"
        }
      }
    }]
  },
  "summary_list": {
    "summary_info": {
      "text": "test",
      "lang": "zh_CN"
    }
  }
}

返回结果：

调用接口	提交审批申请
请求地址	https://qyapi.weixin.qq.com/cgi-bin/oa/applyevent
返回状态	
status: HTTP/1.1 200 OK
date: Mon, 08 Nov 2021 08:50:27 GMT
content-type: application/json; charset=UTF-8
content-length: 113
connection: close
error-code: 301025
error-msg: Warning: wrong json format. get approval param error:File-1636358214395 is required
返回结果	{ "errcode": 301025, "errmsg": "Warning: wrong json format. get approval param error:File-1636358214395 is required" }