{"batchcode": "042220A", "histograms": [{"histogram": {"Headache": 5, "Dizziness": 3, "Injection site swelling": 3, "Arthralgia": 2, "Asthenia": 2, "Ear pain": 2, "Hypoacusis": 2, "Injection site warmth": 2, "Migraine": 2, "Pain": 2, "Pain in extremity": 2, "Pyrexia": 2, "Tinnitus": 2, "Acoustic stimulation tests": 1, "Blood test normal": 1, "Chest discomfort": 1, "Chills": 1, "Cold sweat": 1, "Condition aggravated": 1, "Confusional state": 1, "Cough": 1, "Decreased appetite": 1, "Diarrhoea": 1, "Dysphagia": 1, "Dyspnoea": 1, "Ear discomfort": 1, "Ear disorder": 1, "Fatigue": 1, "Flushing": 1, "Groin pain": 1, "Heart rate increased": 1, "Hypertension": 1, "Hypoaesthesia": 1, "Injection site erythema": 1, "Injection site induration": 1, "Injection site pain": 1, "Injection site reaction": 1, "Lethargy": 1, "Lymph node pain": 1, "Lymphadenopathy": 1, "Magnetic resonance imaging": 1, "Malaise": 1, "Mobility decreased": 1, "Myalgia": 1, "Nausea": 1, "Nervousness": 1, "Neuralgia": 1, "Panic disorder": 1, "Paraesthesia": 1, "Pruritus": 1, "Rash erythematous": 1, "Rash pruritic": 1, "SARS-CoV-2 test negative": 1, "Tremor": 1, "Urticaria": 1, "Vaccination site swelling": 1}, "batchcodes": ["042220A"]}]}