SendMiniAppModel(SendMiniAppModel)

{
    "guid": "",
    "to_username": "",
    "username": "",
    "appid": "",
    "appname": "",
    "appicon": "",
    "title": "",
    "page_path": "",
    "file_id": "",
    "aes_key": "",
    "file_size": 0,
    "file_md5": ""
}