{"batchcode": "EL073D", "histograms": [{"batchcodes": ["EL073D"], "histogram": {"Arthralgia": 1, "Blood cholesterol": 1, "Limb injury": 1, "Myalgia": 1, "Neck pain": 1, "Pain in extremity": 1, "Tendonitis": 1, "Vaccination site pain": 1}}]}