HowBadIsMyBatch/docs/data/histograms/United States/O32L20A.json

{"batchcode": "O32L20A", "histograms": [{"batchcodes": ["O32L20A"], "histogram": {"Vaccination site erythema": 1, "Vaccination site pain": 1, "Vaccination site pruritus": 1, "Vaccination site swelling": 1}}]}