{"batchcode": "FO7219", "histograms": [{"histogram": {"Back pain": 1, "Blood pressure measurement": 1, "Blood test": 1, "Chest pain": 1, "Contusion": 1, "Electrocardiogram": 1, "Feeling cold": 1, "Headache": 1, "Inappropriate schedule of product administration": 1, "Muscle spasms": 1, "Musculoskeletal stiffness": 1, "Pain in extremity": 1}, "batchcodes": ["FO7219"]}]}