{"batchcode": "EX8670", "histograms": [{"batchcodes": ["EX8670"], "histogram": {"Angina pectoris": 1, "Cerebral haemorrhage": 1, "Chest pain": 1, "Drug ineffective": 1, "Headache": 1, "Heart rate irregular": 1, "Interchange of vaccine products": 1, "Off label use": 1, "Suspected COVID-19": 1}}]}