OpenSignTaskCreateReqVO

{
    "name": "XX公司劳动合同",
    "templateId": 1024,
    "deadline": "2026-03-01 00:00:00",
    "formData": {
        "key": {}
    },
    "participants": [
        {
            "signatoryName": "甲方",
            "type": "personal",
            "companyName": "XX科技有限公司",
            "userName": "李四",
            "userMobile": "13800138000",
            "signatoryId": 1
        }
    ],
    "signSecurityLevel": 0,
    "callbackUrl": "https://your-system.com/callback/sign-complete",
    "notifyChannel": "platform"
}