{"batchcode": "PFIZER FF2587", "histograms": [{"batchcodes": ["PFIZER FF2587"], "histogram": {"Abdominal operation": 1, "Abdominal pain": 1, "Appendicitis": 1, "Chills": 1, "Computerised tomogram abdomen abnormal": 1, "Flatulence": 1, "Groin pain": 1, "Headache": 1, "Injection site pain": 1, "Injection site swelling": 1, "Nausea": 1, "Pain": 1, "Pain in extremity": 1, "Peripheral swelling": 1, "Pyrexia": 1, "Tinnitus": 1}}]}