{"batchcode": "0021321A", "histograms": [{"histogram": {"Anti-thyroid antibody": 1, "Antinuclear antibody": 1, "Blood immunoglobulin E": 1, "Differential white blood cell count": 1, "Full blood count": 1, "Mechanical urticaria": 1, "Metabolic function test": 1, "Peripheral swelling": 1, "Platelet count": 1, "Pruritus": 1, "Red blood cell sedimentation rate": 1, "Sensitive skin": 1, "Sleep disorder": 1, "Swelling": 1, "Swelling face": 1, "Urticaria": 1}, "batchcodes": ["001M20A", "0021321A", "033F21A"]}, {"histogram": {"Blood test": 1, "Chest X-ray abnormal": 1, "Chest discomfort": 1, "Computerised tomogram": 1, "Discomfort": 1, "Dyspnoea": 1, "Electrocardiogram abnormal": 1, "Pericarditis": 1, "Scan with contrast": 1}, "batchcodes": ["0021321A", "015M20A"]}, {"histogram": {"Headache": 3, "Myalgia": 3, "Arthralgia": 2, "Asthenia": 2, "Condition aggravated": 2, "Pain": 2, "Arthritis": 1, "Body temperature": 1, "Chills": 1, "Fatigue": 1, "Feeling abnormal": 1, "Feeling cold": 1, "Gait disturbance": 1, "Heavy menstrual bleeding": 1, "Herpes zoster": 1, "Immunisation reaction": 1, "Injection site erythema": 1, "Injection site pain": 1, "Injection site swelling": 1, "Injection site warmth": 1, "Lymph node pain": 1, "Lymphadenopathy": 1, "Menstrual disorder": 1, "Menstruation irregular": 1, "Neuralgia": 1, "No adverse event": 1, "Pain in extremity": 1, "Poor quality sleep": 1, "Product administered to patient of inappropriate age": 1, "Pyrexia": 1, "Rash": 1, "Renal failure": 1, "Tremor": 1, "Vaccination site pain": 1}, "batchcodes": ["0021321A"]}]}