HowBadIsMyBatch/docs/data/histograms/United States/EW2171.json

{"batchcode": "EW2171", "histograms": [{"histogram": {"Arthralgia": 1, "Axillary pain": 1, "Headache": 1, "Malaise": 1, "Neck pain": 1, "Nervousness": 1, "Pain in extremity": 1, "Vaccination site erythema": 1, "Vaccination site swelling": 1, "Vomiting": 1}, "batchcodes": ["EW2171"]}]}