{"batchcode": "FK9414", "histograms": [{"histogram": {"COVID-19": 5, "Fatigue": 5, "SARS-CoV-2 test": 5, "Vaccination failure": 5, "Chest pain": 4, "Dizziness": 4, "Dyspnoea": 4, "Arthralgia": 3, "Headache": 3, "Myalgia": 3, "Paraesthesia": 3, "Interchange of vaccine products": 2, "Nausea": 2, "Off label use": 2, "Pyrexia": 2, "Rhinorrhoea": 2, "Anxiety": 1, "Arrhythmia": 1, "Asthenia": 1, "Back pain": 1, "Blood creatine phosphokinase": 1, "Breast pain": 1, "Breast swelling": 1, "Cardiovascular disorder": 1, "Chills": 1, "Cough": 1, "Ear pain": 1, "Echocardiogram": 1, "Eczema": 1, "Ejection fraction": 1, "Electrocardiogram": 1, "Erythema": 1, "Feeling hot": 1, "Heart rate": 1, "Heart rate increased": 1, "Herpes zoster": 1, "Inflammation": 1, "Influenza like illness": 1, "Insomnia": 1, "Lymphadenopathy": 1, "Magnetic resonance imaging heart": 1, "Memory impairment": 1, "Menstrual disorder": 1, "Migraine": 1, "Muscle swelling": 1, "Musculoskeletal pain": 1, "Myopericarditis": 1, "Neuralgia": 1, "New daily persistent headache": 1, "Ophthalmic migraine": 1, "Oral herpes": 1, "Oropharyngeal pain": 1, "Palpitations": 1, "Performance status decreased": 1, "Pruritus": 1, "Sick leave": 1, "Specialist consultation": 1, "Sudden visual loss": 1, "Taste disorder": 1, "Tremor": 1, "Troponin": 1, "Tunnel vision": 1, "Urticaria": 1, "Vaccination site pain": 1, "Vomiting": 1}, "batchcodes": ["FK9414"]}]}