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                        "address": "Richard-Strauss-Allee 11\nD-60598 Frankfurt a.M.\nGermany",
                        "infos": "",
                        "name": "Bundesamt fuer Kartographie und Geodaesie",
                        "www": ""
                    },
                    "comment": "",
                    "email": "operator.gref@bkg.bund.de",
                    "name": "GREF Operator",
                    "phone": "+49 341 5634410",
                    "role": "metadata_custodian",
                    "title": ""
                },
                "date_from": "2022-08-02 00:00:00",
                "date_to": null,
                "item_attributes": [
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                        "attribute": {
                            "name": "sensor_model"
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                        "date_from": "2022-08-02 00:00:00",
                        "date_to": null,
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                        "value_numeric": null,
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                    }
                ],
                "item_type": {
                    "name": "humidity_sensor"
                }
            }
        },
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            "item": {
                "comment": "The pressure Sensor is\n1.7 m below the antenna.",
                "contact_as_owner": {
                    "agency": {
                        "abbreviation": "BKG",
                        "address": "Richard-Strauss-Allee 11\nD-60598 Frankfurt a.M.\nGermany",
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                    "email": "operator.gref@bkg.bund.de",
                    "name": "GREF Operator",
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                    "role": "metadata_custodian",
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                },
                "date_from": "2005-06-10 00:00:00",
                "date_to": "2018-04-25 00:00:00",
                "item_attributes": [
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                        "attribute": {
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                "item_type": {
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                        "infos": "",
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                    "email": "operator.gref@bkg.bund.de",
                    "name": "GREF Operator",
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                    "role": "metadata_custodian",
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                        "date_to": "2019-06-05 00:00:00",
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                ],
                "item_type": {
                    "name": "pressure_sensor"
                }
            }
        },
        {
            "item": {
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                    "email": "operator.gref@bkg.bund.de",
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                    "email": "operator.gref@bkg.bund.de",
                    "name": "GREF Operator",
                    "phone": "+49 341 5634410",
                    "role": "metadata_custodian",
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