{"batchcode": "ER8729", "histograms": [{"histogram": {"Blood pressure measurement": 1, "Chest discomfort": 1, "Dizziness": 1, "Feeling hot": 1, "Heart rate": 1, "Pallor": 1, "Vision blurred": 1, "Vital signs measurement": 1}, "batchcodes": ["ER8729"]}]}