{"batchcode": "EW1601", "histograms": [{"histogram": {"Abdominal pain upper": 1, "Back pain": 1, "Chest pain": 1, "Dizziness": 1, "Dysgeusia": 1, "Fatigue": 1, "Headache": 1, "Lymphadenopathy": 1}, "batchcodes": ["EW1601"]}]}