{"batchcode": "PCA0029", "histograms": [{"histogram": {"Dizziness": 3, "Headache": 3, "Pyrexia": 2, "Syncope": 2, "Asthenia": 1, "Body temperature": 1, "Chills": 1, "Loss of consciousness": 1, "Monoparesis": 1, "Muscular weakness": 1, "Seizure": 1, "Vaccination site pain": 1, "Vomiting": 1}, "batchcodes": ["PCA0029"]}]}