{"batchcode": "013L21A", "histograms": [{"histogram": {"Pain in extremity": 2, "Acute myocardial infarction": 1, "Agitation": 1, "COVID-19": 1, "Campylobacter gastroenteritis": 1, "Diarrhoea": 1, "Echocardiogram normal": 1, "Ejection fraction": 1, "Feeling hot": 1, "Headache": 1, "Injection site pain": 1, "Injection site rash": 1, "Lymph node pain": 1, "Malaise": 1, "Myalgia": 1, "Pain": 1, "Troponin increased": 1, "Urticaria": 1, "Vaccination site oedema": 1, "Vaccination site pain": 1}, "batchcodes": ["013L21A"]}]}