{"batchcode": "020C21A", "histograms": [{"histogram": {"Back pain": 1, "Expired product administered": 1, "Oropharyngeal pain": 1, "Product dose omission issue": 1, "Rash": 1, "Rash pruritic": 1, "Urticaria": 1, "Vaccination site pruritus": 1}, "batchcodes": ["020C21A"]}]}