{"batchcode": "300294", "histograms": [{"batchcodes": ["300294"], "histogram": {"Abdominal pain": 1, "Blood pressure measurement": 1, "Dissociation": 1, "Dysentery": 1, "Eye movement disorder": 1, "Full blood count": 1, "Headache": 1, "Hyperhidrosis": 1, "Myalgia": 1, "Nausea": 1, "Pain in extremity": 1, "Palpitations": 1, "Pyrexia": 1, "Seizure": 1, "Syncope": 1, "Vaccination complication": 1, "Vomiting": 1}}]}