{"batchcode": "EW-169", "histograms": [{"batchcodes": ["EW-169"], "histogram": {"COVID-19": 1, "Headache": 1, "Joint swelling": 1, "Pain in extremity": 1, "Peripheral swelling": 1, "Pyrexia": 1, "SARS-CoV-2 test positive": 1}}]}