{"batchcode": "034B21A", "histograms": [{"batchcodes": ["034B21A"], "histogram": {"COVID-19": 1, "Diarrhoea": 1, "Headache": 1, "Lymphadenopathy": 1, "Menstruation irregular": 1, "Nausea": 1, "Vaccination site erythema": 1, "Vaccination site pain": 1, "Vaccination site pruritus": 1, "Vaccination site swelling": 1}}]}