HowBadIsMyBatch/docs/data/histograms/United States/20210622.json

{"batchcode": "20210622", "histograms": [{"histogram": {"Abdominal discomfort": 1, "Arthralgia": 1, "Chills": 1, "Headache": 1, "Pain": 1, "Vaccination site erythema": 1, "Vaccination site pain": 1, "Vaccination site swelling": 1}, "batchcodes": ["20210622"]}]}