[{"cw_etype": "File", "eid": 1630, "title": null, "data_format": "image/png", "data_encoding": null, "data_name": "spie.png", "data_hash": null, "description": null, "description_format": "text/html", "creation_date": "2011/12/21 16:22:48", "cwuri": "http://beta.logilab.fr/1630", "modification_date": "2011/12/21 16:22:48"}]