创建流程（E签宝）

curl --location --request POST 'http://dev-cn.your-api-server.com/v3/alipay/eco/sign/flow/create' \
--header 'Content-Type: application/json' \
--data-raw '{
    "config_info": {
        "attachment_explain": {
            "allow_more_uploads": true,
            "description": "请仔细检查手机外观，如有划痕部位请仔细拍摄。",
            "details": [
                {
                    "code": "phonePicture",
                    "description": "中文描述（collectAttachement值为true时必填）",
                    "order": 1
                }
            ],
            "title": "请上传手机照片"
        },
        "collect_attachement": true,
        "company_no": "SF",
        "contract_validity": 1577243641153,
        "jump_url": "alipays://platformapi/startapp?appId=2019042364288308&page=pages%2Fwater%2Fwater%3FactivityId%3D0ow26mr0eowt22mqz1gap8bale802821",
        "merchant_mini_sign_url": "alipays://platformapi/startapp?appId=2019042364288308&page=pages%2Fwater%2Fwater%3FactivityId%3D0ow26mr0eowt22mqz1gap8bale802821",
        "notice_developer_url": "https://abc.com/callback",
        "platform_order_no": "DD1234",
        "serial_no": "1576726491.1902587",
        "sign_model": 0,
        "collect_cert_types": "[\"IDCARD\"]"
    },
    "attachments": [
        {
            "attachment_name": "string",
            "file_id": "string"
        }
    ],
    "business_scene": "商品签收",
    "template_infos": [
        {
            "signfields": {
                "signer": {
                    "email": "593100192@tsign.cn",
                    "id_number": "330304199806083911",
                    "id_type": "CRED_PSN_CH_IDCARD",
                    "mobile": "18888888888",
                    "name": "姓名",
                    "user_id": "2088102924502823"
                },
                "auto_execute": "true",
                "struct_key": "18247776929e433784636126b33b08a3"
            },
            "fill_contents": [
                {
                    "struct_key": "string",
                    "value": "string"
                }
            ],
            "name": "iphone手机签收单",
            "template_id": "6b95e887c4b342a8b6501bd334b286df"
        }
    ]
}'