{"batchcode": "1F102A", "histograms": [{"batchcodes": ["1F102A"], "histogram": {"Body temperature": 1, "COVID-19": 1, "Electrocardiogram": 1, "Headache": 1, "Pyrexia": 1, "SARS-CoV-2 test": 1, "Syncope": 1, "Vaccination failure": 1, "Vaccination site pain": 1}}]}