{"batchcode": "24M20A", "histograms": [{"histogram": {"Blindness unilateral": 1, "Cerebrovascular accident": 1, "Death": 1, "Ophthalmological examination": 1, "Optic neuritis": 1}, "batchcodes": ["027L20A", "24M20A"]}, {"histogram": {"Chest X-ray": 1, "Chest pain": 1, "Cough": 1, "Dyspnoea": 1, "Inflammation": 1, "Pneumonia": 1, "Pulmonary mass": 1}, "batchcodes": ["031A21A", "24M20A"]}, {"histogram": {"Fatigue": 4, "Injection site pain": 2, "Injection site warmth": 2, "Pain": 2, "Pyrexia": 2, "Vaccination site pain": 2, "Arthralgia": 1, "Blood culture negative": 1, "Body temperature": 1, "C-reactive protein normal": 1, "Chills": 1, "Computerised tomogram normal": 1, "Dizziness": 1, "Dyskinesia": 1, "Erythema": 1, "Eye disorder": 1, "Eye irritation": 1, "Feeling abnormal": 1, "Feeling cold": 1, "Feeling hot": 1, "Full blood count normal": 1, "HIV test negative": 1, "Haemoglobin normal": 1, "Headache": 1, "Hyperhidrosis": 1, "Inappropriate schedule of product administration": 1, "Injection site erythema": 1, "Injection site induration": 1, "Injection site mass": 1, "Intentional self-injury": 1, "Joint stiffness": 1, "Mental disorder": 1, "Metabolic function test": 1, "Myalgia": 1, "Nausea": 1, "Nephrolithiasis": 1, "Pain in extremity": 1, "Pruritus": 1, "Rhinorrhoea": 1, "Sensory loss": 1, "Skin sensitisation": 1, "Sleep disorder": 1, "Soliloquy": 1, "Tremor": 1, "Urine analysis normal": 1, "Vaccination complication": 1, "Vaccination site irritation": 1, "Vaccination site movement impairment": 1, "Vaccination site reaction": 1, "Vaccination site swelling": 1, "Vaccination site warmth": 1}, "batchcodes": ["24M20A"]}]}