{
    "id": "401A0F40",
    "path": null,
    "project_path": null,
    "type": "r_dataframe",
    "hash": "0",
    "contents": "",
    "dirty": false,
    "created": 1669603559762.0,
    "source_on_save": false,
    "relative_order": 2,
    "properties": {
        "expression": "riv@river",
        "caption": "riv@river",
        "totalObservations": 1633,
        "displayedObservations": 1633,
        "variables": 6,
        "cacheKey": "1A7E081A",
        "object": "",
        "environment": "_rs_no_env",
        "contentUrl": "grid_resource/gridviewer.html?env=_rs_no_env&obj=&cache_key=1A7E081A&max_cols=50",
        "preview": 0,
        "source_window_id": "",
        "Source": "Source"
    },
    "folds": "",
    "lastKnownWriteTime": 1669603533,
    "encoding": "",
    "collab_server": "",
    "source_window": "",
    "last_content_update": 1669603559762,
    "read_only": false,
    "read_only_alternatives": []
}