{"batchcode": "FL3210", "histograms": [{"histogram": {"Back pain": 1, "Body temperature": 1, "Fatigue": 1, "Headache": 1, "Immunisation": 1, "Interchange of vaccine products": 1, "Musculoskeletal chest pain": 1, "Nausea": 1, "Off label use": 1, "Pain": 1, "Pain in extremity": 1, "Pyrexia": 1, "Vaccination site erythema": 1, "Vaccination site inflammation": 1}, "batchcodes": ["FL3210"]}]}