{"batchcode": "01721A", "histograms": [{"histogram": {"COVID-19": 1, "SARS-CoV-2 test positive": 1}, "batchcodes": ["00C21A", "01721A"]}, {"histogram": {"COVID-19": 1, "SARS-CoV-2 test positive": 1}, "batchcodes": ["01721A", "043B21A"]}, {"histogram": {"Anxiety": 1, "Insomnia": 1, "Tremor": 1}, "batchcodes": ["01721A", "091021A"]}, {"histogram": {"Unevaluable event": 3, "Chills": 1, "Dizziness": 1, "Erythema nodosum": 1, "Erythema of eyelid": 1, "Eye pruritus": 1, "Flushing": 1, "Gait disturbance": 1, "Herpes zoster": 1, "Nausea": 1, "Ocular hyperaemia": 1, "Oedema peripheral": 1, "Pain": 1, "Pyrexia": 1}, "batchcodes": ["01721A"]}]}