{
    "type": "c2cCdnUpload",
    "params": {
        "robotId": "当前机器人微信ID",
        "instanceId": "实例id 和 robotId 二者填一者就可以",
        "fileType": 2,
        "filePath": "string"
    }
}
{
    "type":11115,
    "data":{
        "file_path":"{{params.filePath}}",
        "file_type":"{{params.fileType}}"
    }
}