{"batchcode": "015L20A", "histograms": [{"histogram": {"Arthralgia": 1, "Atrial fibrillation": 1, "Fatigue": 1, "Feeling of body temperature change": 1, "Influenza like illness": 1, "Injection site mass": 1, "Injection site pain": 1, "Lymphadenopathy": 1, "Malaise": 1, "Myalgia": 1, "Peripheral swelling": 1}, "batchcodes": ["015L20A"]}]}