{"batchcode": "202A-21A", "histograms": [{"histogram": {"Arthralgia": 2, "Back pain": 2, "Insomnia": 2, "Pain": 2, "Pain in extremity": 2, "Feeling abnormal": 1, "Headache": 1, "Hypoaesthesia": 1, "Injection site bruising": 1, "Injection site swelling": 1, "Malaise": 1, "Migraine": 1, "Nausea": 1, "Neck pain": 1}, "batchcodes": ["202A-21A"]}]}