{"batchcode": "EZ3247", "histograms": [{"histogram": {"Back pain": 1, "Body temperature increased": 1, "Chills": 1, "Discomfort": 1, "Feeling cold": 1, "Headache": 1, "Mobility decreased": 1, "Pyrexia": 1}, "batchcodes": ["EZ3247"]}]}