{"batchcode": "0391B21A", "histograms": [{"batchcodes": ["0391B21A"], "histogram": {"Headache": 2, "Injection site pain": 2, "Back pain": 1, "Chills": 1, "Feeling hot": 1, "Incorrect dose administered": 1, "Injection site erythema": 1, "Injection site swelling": 1, "Malaise": 1, "Neck pain": 1, "Pain": 1, "Pain in extremity": 1, "Product administered to patient of inappropriate age": 1}}]}