{"batchcode": "1CO1OA", "histograms": [{"histogram": {"Arthralgia": 1, "Balance disorder": 1, "Eye inflammation": 1, "Fatigue": 1, "Food intolerance": 1, "Gingival bleeding": 1, "Headache": 1, "Migraine": 1, "Vaccination site pain": 1}, "batchcodes": ["1CO1OA"]}]}