{"batchcode": "031K21A", "histograms": [{"histogram": {"Asthma": 1, "Chest scan": 1, "Condition aggravated": 1, "Dyspnoea": 1, "Feeling abnormal": 1, "Oxygen saturation decreased": 1, "Oxygen therapy": 1, "Scan abnormal": 1}, "batchcodes": ["031K21A"]}]}