{"batchcode": "043A-21A", "histograms": [{"histogram": {"Cardiac function test": 1, "Chills": 1, "Dyspnoea": 1, "Electrocardiogram": 1, "Electrocardiogram ambulatory": 1, "Fatigue": 1, "Feeling abnormal": 1, "Fibrin D dimer": 1, "Full blood count": 1, "Metabolic function test": 1, "Pain": 1, "Palpitations": 1, "Pyrexia": 1, "Tremor": 1}, "batchcodes": ["043A-21A"]}]}