{"batchcode": "FF8893", "histograms": [{"batchcodes": ["FF8893"], "histogram": {"COVID-19": 1, "Fatigue": 1, "Feeling abnormal": 1, "Influenza virus test negative": 1, "Malaise": 1, "Nausea": 1, "New daily persistent headache": 1, "Pain": 1, "Pulmonary congestion": 1, "Pyrexia": 1, "SARS-CoV-2 test positive": 1, "Tremor": 1, "Upper respiratory tract congestion": 1, "Vision blurred": 1}}]}