{"batchcode": "XEY30", "histograms": [{"batchcodes": ["XEY30"], "histogram": {"Abdominal pain upper": 1, "Chest pain": 1, "Dyspnoea": 1, "Headache": 1, "Pyrexia": 1, "Skin hyperpigmentation": 1, "Visual impairment": 1}}]}