UserCustomSource

{
    "backgroundUrl": "string",
    "clientid": "string",
    "overlay": "string",
    "apply": true,
    "operateId": "string",
    "updateTime": 0,
    "dontWaitThumbnail": true,
    "sort": 0,
    "userId": "string",
    "url": "string",
    "nativeOverlaySceneId": "string",
    "layout": "string",
    "deleteFlag": 0,
    "createTime": 0,
    "productionId": 0,
    "name": "string",
    "thumbnailId": "string",
    "id": 0,
    "slotNo": "string",
    "programId": 0,
    "fileId": "string",
    "thumbnailUrl": "string"
}