{"batchcode": "031F21A", "histograms": [{"histogram": {"COVID-19": 3, "Fatigue": 3, "SARS-CoV-2 test positive": 3, "Diarrhoea": 2, "Electrocardiogram abnormal": 2, "Vomiting": 2, "Amyotrophic lateral sclerosis": 1, "Anticoagulant therapy": 1, "Blood glucose normal": 1, "Blood magnesium decreased": 1, "Blood thyroid stimulating hormone normal": 1, "Brain natriuretic peptide": 1, "C-reactive protein normal": 1, "Chest X-ray": 1, "Chest X-ray abnormal": 1, "Cough": 1, "Deep vein thrombosis": 1, "Differential white blood cell count": 1, "Dyspnoea": 1, "Electromyogram abnormal": 1, "Exercise electrocardiogram": 1, "Expired product administered": 1, "Extra dose administered": 1, "Feeling cold": 1, "Fibrin D dimer": 1, "Full blood count": 1, "Full blood count normal": 1, "Headache": 1, "Heart rate increased": 1, "Human chorionic gonadotropin": 1, "Hypersensitivity": 1, "Hypoaesthesia": 1, "Injection site pain": 1, "Insomnia": 1, "International normalised ratio": 1, "Laboratory test": 1, "Lung opacity": 1, "Metabolic function test": 1, "Muscle atrophy": 1, "Muscle spasms": 1, "Nausea": 1, "Neuralgia": 1, "Paraesthesia": 1, "Parosmia": 1, "Peripheral swelling": 1, "Peroneal nerve palsy": 1, "Procalcitonin normal": 1, "Prothrombin level": 1, "Pruritus": 1, "Pyrexia": 1, "Red blood cell sedimentation rate normal": 1, "SARS-CoV-2 test negative": 1, "Terminal state": 1, "Troponin I": 1, "Urticaria": 1, "Vaccine breakthrough infection": 1, "Vertigo": 1, "Weight increased": 1}, "batchcodes": ["031F21A"]}]}