DownloadCdnSnsModel(DownloadCdnSnsModel)

{
    "guid": "",
    "url": "string",
    "file_type": 20201,
    "file_size": 0,
    "file_name": "",
    "expected_md5": "",
    "expected_sha256": "",
    "decode_key": "string",
    "protocol": "auto",
    "require_quic": false
}