{"batchcode": "RH8030", "histograms": [{"batchcodes": ["RH8030"], "histogram": {"Blood test": 1, "Cardiac monitoring": 1, "Cardiac stress test": 1, "Echocardiogram": 1, "Electrocardiogram abnormal": 1, "Heart rate increased": 1, "Herpes zoster": 1, "Troponin": 1}}]}