{"batchcode": "029O20A", "histograms": [{"histogram": {"Vaccination site pain": 4, "Arthralgia": 2, "Feeling abnormal": 2, "Pain in extremity": 2, "Asthenia": 1, "Diarrhoea": 1, "Extra dose administered": 1, "Fatigue": 1, "Headache": 1, "Impaired work ability": 1, "Listless": 1, "Malaise": 1, "Nausea": 1}, "batchcodes": ["029O20A"]}]}