HowBadIsMyBatch/docs/data/histograms/United States/ERFWO171.json

{"batchcode": "ERFWO171", "histograms": [{"batchcodes": ["ERFWO171"], "histogram": {"Vaccination site mass": 1, "Vaccination site pain": 1, "Vaccination site pruritus": 1, "Vaccination site swelling": 1}}]}