{"batchcode": "001C12A", "histograms": [{"histogram": {"Arthralgia": 1, "Gait disturbance": 1, "Injection site erythema": 1, "Injection site pain": 1, "Myalgia": 1}, "batchcodes": ["001C12A", "002M21A", "03B21A", "939903"]}]}