{"batchcode": "FL3196", "histograms": [{"histogram": {"Arthralgia": 1, "Axillary pain": 1, "Blood test": 1, "Cough": 1, "Electrocardiogram": 1, "Headache": 1, "Lymphadenopathy": 1, "Oropharyngeal pain": 1, "Rhinitis": 1, "Sluggishness": 1, "Somnolence": 1, "Vaccination site pain": 1}, "batchcodes": ["FL3196"]}]}