{"batchcode": "COVID-19 MRNA", "histograms": [{"batchcodes": ["COVID-19 MRNA"], "histogram": {"Bladder scan": 1, "Computerised tomogram kidney normal": 1, "Computerised tomogram liver": 1, "Cystoscopy normal": 1, "Haematuria": 1, "Laboratory test": 1, "Laboratory test normal": 1, "Menstrual disorder": 1, "Right atrial enlargement": 1}}]}