{"batchcode": "004B21A", "histograms": [{"histogram": {"COVID-19": 1, "SARS-CoV-2 test positive": 1, "Vaccine breakthrough infection": 1}, "batchcodes": ["003C21A", "004B21A"]}, {"histogram": {"Asthenia": 1, "Blood chloride decreased": 1, "Blood creatinine normal": 1, "Blood potassium decreased": 1, "Blood sodium decreased": 1, "COVID-19": 1, "Carbon dioxide increased": 1, "Dehydration": 1, "Dizziness": 1, "Hyponatraemia": 1, "Metabolic function test": 1, "Nausea": 1, "Productive cough": 1}, "batchcodes": ["004B21A", "004M20A", "012L20A", "059M21A"]}, {"histogram": {"Pyrexia": 5, "Inappropriate schedule of product administration": 3, "Pain in extremity": 3, "Dizziness": 2, "Fatigue": 2, "Myalgia": 2, "Nausea": 2, "Accidental underdose": 1, "Chills": 1, "Cough": 1, "Device connection issue": 1, "Erythema": 1, "Feeling hot": 1, "Head discomfort": 1, "Headache": 1, "Hyperhidrosis": 1, "Malaise": 1, "Pain": 1, "Palpitations": 1, "Paraesthesia oral": 1, "Pruritus": 1, "Rash": 1, "SARS-CoV-2 test": 1, "Suspected COVID-19": 1, "Vomiting": 1}, "batchcodes": ["004B21A"]}]}