{"batchcode": "4423", "histograms": [{"histogram": {"Angina pectoris": 1, "Anti-platelet factor 4 antibody test": 1, "Chest X-ray": 1, "Electrocardiogram": 1, "Eye swelling": 1, "Heart rate increased": 1, "Swelling face": 1}, "batchcodes": ["4423"]}]}