{"batchcode": "PCA0025", "histograms": [{"histogram": {"Blood pressure measurement": 7, "Blood pressure increased": 6, "Dizziness": 2, "Loss of consciousness": 2, "Malaise": 2, "Syncope": 2, "Vision blurred": 2, "Blood pressure decreased": 1, "Bradycardia": 1, "Dysuria": 1, "Heart rate": 1, "Hyperhidrosis": 1, "Hypoaesthesia": 1, "Muscular weakness": 1, "Nausea": 1, "Pyrexia": 1, "Vaccination site pain": 1}, "batchcodes": ["PCA0025"]}]}