{"batchcode": "EW410P", "histograms": [{"histogram": {"Blood pressure measurement": 1, "Chest discomfort": 1, "Chest pain": 1, "Fatigue": 1, "Heart rate increased": 1, "Hypertension": 1, "Myocarditis": 1, "Palpitations": 1, "Pericarditis": 1, "Tremor": 1, "Visual impairment": 1}, "batchcodes": ["EW410P"]}]}