{"batchcode": "018M20A", "histograms": [{"histogram": {"Pruritus": 2, "Arthralgia": 1, "Chills": 1, "Injection site erythema": 1, "Injection site pain": 1, "Injection site pruritus": 1, "Injection site swelling": 1, "Injection site warmth": 1, "Musculoskeletal stiffness": 1, "Neck pain": 1, "Pain in extremity": 1, "Pyrexia": 1}, "batchcodes": ["018M20A"]}]}