{"batchcode": "039121A", "histograms": [{"histogram": {"Arthralgia": 1, "Chest pain": 1, "Chills": 1, "Headache": 1, "Injection site erythema": 1, "Injection site swelling": 1, "Myalgia": 1, "Pain of skin": 1, "Pyrexia": 1, "Urticaria": 1}, "batchcodes": ["039121A"]}]}