拼接的JSON字符串

DefaultJsonString = @"{"RowsetRowId": -1,
        "OriginalRowid": -1,
        "Type": 0,
        "_id": null,
        "rowkey": null,
        "pid": 0,
        "fid": null,
        "meshid": null,
        "name": null,
        "kindCode": null,
        "DisplayStyle": 0,
        "evaluatePlanning": 2,
        "qtStatus": 0,
        "guide": null,
        "address": null,
        "postCode": null,
        "adminCode": null,
        "level": null,
        "open24H": 2,
        "relateParent": null,
        "relateChildren": null,
        "names": null,
        "addresses": null,
        "contacts": [],
        "foodtypes": null,
        "parkings": null,
        "hotel": null,
        "sportsVenues": null,
        "chargingStation": null,
        "chargingPole": null,
        "gasStation": null,
        "indoor": null,
        "attachments": [],
        "brands": [],
        "rawFields": null,
        "submitStatus": 0,
        "sourceCollection": null,
        "lifecycle": 0,
        "edits": [],
        "relateParent_parentFid": null,
        "auditStatus": 0,
        "submitStatus_desktop": 0,
        "latestMergeDate": null,
        "geometry": null}";