{"batchcode": "031M20A/038A21A", "histograms": [{"histogram": {"Arrhythmia": 1, "Cardiac monitoring abnormal": 1, "Cardiac stress test normal": 1, "Dyspnoea": 1, "Palpitations": 1, "Pulmonary function test normal": 1, "Supraventricular tachycardia": 1, "Ventricular extrasystoles": 1}, "batchcodes": ["031M20A/038A21A"]}]}