{"batchcode": "ER8731 7/21", "histograms": [{"batchcodes": ["ER8731 7/21"], "histogram": {"Blood test": 1, "Chest discomfort": 1, "Computerised tomogram": 1, "Electrocardiogram": 1, "Heart rate increased": 1, "Pyrexia": 1, "SARS-CoV-2 test negative": 1}}]}