{"batchcode": "ACB5471", "histograms": [{"histogram": {"Haematoma": 1, "Haemoglobin decreased": 1, "Injection site pain": 1, "Interchange of vaccine products": 1, "Platelet count": 1, "Platelet count decreased": 1, "Thrombosis": 1}, "batchcodes": ["3005790", "ABV5182", "ABV5443", "ACB5471"]}]}