{"batchcode": "EW0104", "histograms": [{"histogram": {"Malaise": 2, "Anxiety": 1, "Chills": 1, "Dizziness": 1, "Headache": 1, "Pain in extremity": 1, "Pyrexia": 1, "Tremor": 1}, "batchcodes": ["EW0104"]}]}