{"batchcode": "1601800", "histograms": [{"batchcodes": ["1601800"], "histogram": {"C-reactive protein": 1, "COVID-19 immunisation": 1, "Chest discomfort": 1, "Echocardiogram": 1, "Electrocardiogram": 1, "Pericarditis": 1, "Troponin": 1, "White blood cell count": 1}}]}