{"batchcode": "EV6207", "histograms": [{"batchcodes": ["EV6207"], "histogram": {"Arthralgia": 2, "Hypoaesthesia": 2, "Back pain": 1, "Chills": 1, "Headache": 1, "Joint swelling": 1, "Myalgia": 1, "Pain in extremity": 1, "X-ray": 1}}]}