{"batchcode": "023CZIA", "histograms": [{"histogram": {"Blood potassium decreased": 1, "Blood pressure increased": 1, "Blood sodium decreased": 1, "Blood test abnormal": 1, "Chest pain": 1, "Chills": 1, "Dyspnoea": 1, "Electrocardiogram normal": 1, "Haemoglobin decreased": 1, "Headache": 1, "Heart rate increased": 1, "Palpitations": 1, "Pyrexia": 1}, "batchcodes": ["023CZIA"]}]}