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私はこのようなJSON結果を持っています

 {
        "responseHeader": {
            "status": 0,
            "QTime": 1,
            "params": {
                "q": "zip:15241",
                "wt": "json",
                "fq": "propertyType:AUCTION"
            }
        },
        "response": {
            "numFound": 2,
            "start": 0,
            "docs": [{
                "streetAddress": "1014 TALL TREES DR",
                "estimate": 506672.0,
                "city": "PITTSBURGH",
                "beds": 4.0,
                "baths": 3.5,
                "propertyType": "AUCTION",
                "status": "OPEN",
                "propertyId": 778526,
                "amountField": "OB",
                "amount": "88888.0",
                "enteredDate": 20101221,
                "bed_bath": "4B 3.50BT",
                "hasPhoto": false,
                "auctionDate": "2012-08-07T18:30:00Z",
                "displayAddress": "TALL TREES DR",
                "zip": "15241",
                "residenceType": "SFR",
                "sqFeet": 3275.0,
                "fcStatusName": "NTS",
                "county": "Allegheny",
                "state": "PA",
                "_version_": 1429451140939907072
            }, {
                "streetAddress": "2567 ROSSMOOR DR",
                "estimate": 503195.0,
                "city": "PITTSBURGH",
                "beds": 6.0,
                "baths": 2.0,
                "propertyType": "AUCTION",
                "status": "OPEN",
                "propertyId": 1662435,
                "amountField": "MV",
                "amount": "503195.0",
                "enteredDate": 20101221,
                "bed_bath": "6B 2BT",
                "hasPhoto": false,
                "auctionDate": "2010-12-24T18:30:00Z",
                "displayAddress": "ROSSMOOR DR",
                "zip": "15241",
                "residenceType": "SFR",
                "sqFeet": 6143.0,
                "fcStatusName": "NTS",
                "county": "Allegheny",
                "state": "PA",
                "_version_": 1429451149353680896
            }]
        }
    }

オブジェクトのリストを取得したいのですが、すべてのオブジェクトには、streetAddress、estimate、city などの値が含まれます...

では、これらの要素に名前でアクセスするにはどうすればよいでしょうか?

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