{"batchcode": "FN9509", "histograms": [{"histogram": {"Immunisation": 2, "Off label use": 2, "Arthralgia": 1, "Blood pressure decreased": 1, "Blood pressure measurement": 1, "Interchange of vaccine products": 1, "Lymphadenopathy": 1, "Neck pain": 1, "Oxygen saturation": 1, "Seizure": 1, "Syncope": 1, "Tremor": 1, "Vaccination site pain": 1, "Vomiting": 1}, "batchcodes": ["FN9509"]}]}