FileUploadPolicyRequestForm

{
    "directoryFileId": "string",
    "fileName": "string",
    "hash": "string",
    "storeEngine": {
        "uploadPolicyType": 0,
        "supportEngines": [
            "string"
        ]
    },
    "metaData": {
        "contentType": "string",
        "type": 0,
        "duration": "string",
        "createdTime": "string"
    },
    "fileOwner": {
        "userId": "string",
        "deviceId": "string"
    }
}