{"batchcode": "PFIZER EL 8982", "histograms": [{"batchcodes": ["PFIZER EL 8982"], "histogram": {"Headache": 1, "Injection site pain": 1, "Swelling face": 1, "Swollen tongue": 1, "Taste disorder": 1, "Throat tightness": 1, "Urticaria": 1}}]}