{"batchcode": "053M21A", "histograms": [{"histogram": {"Cerebrovascular accident": 5, "Pain": 4, "Seizure": 3, "Vaccination complication": 3, "Acute myocardial infarction": 2, "Coagulopathy": 2, "Confusional state": 2, "Guillain-Barre syndrome": 2, "Heart rate": 2, "Induration": 2, "Irritability": 2, "Pyrexia": 2, "Anxiety": 1, "Arrhythmia": 1, "Blood pressure measurement": 1, "Cardiac disorder": 1, "Cardiac failure": 1, "Cardiovascular disorder": 1, "Cellulitis": 1, "Chest pain": 1, "Coronary artery disease": 1, "Dyspnoea": 1, "Electrocardiogram": 1, "Epistaxis": 1, "Foetal death": 1, "Gastroschisis": 1, "Headache": 1, "Hypotonia": 1, "Immunisation reaction": 1, "Inflammation": 1, "Leukaemia": 1, "Medication error": 1, "Microangiopathy": 1, "Myocarditis": 1, "Oxygen saturation": 1, "Pulmonary thrombosis": 1, "Swelling": 1, "Syncope": 1, "Troponin T": 1, "Vasculitis": 1}, "batchcodes": ["053M21A"]}]}