{"batchcode": "PFIZER EL9267", "histograms": [{"batchcodes": ["PFIZER EL9267"], "histogram": {"Chills": 1, "Diarrhoea": 1, "Dizziness": 1, "Headache": 1, "Nervousness": 1, "Pyrexia": 1, "Somnolence": 1, "Tremor": 1}}]}