{"batchcode": "044D21A CC01", "histograms": [{"histogram": {"Chest discomfort": 1, "Chest pain": 1, "Echocardiogram normal": 1, "Electrocardiogram ambulatory": 1, "Electrocardiogram normal": 1, "Heart rate increased": 1, "Heart rate irregular": 1, "Palpitations": 1, "Supraventricular extrasystoles": 1, "Ventricular extrasystoles": 1}, "batchcodes": ["016E21A", "044D21A CC01"]}]}