HowBadIsMyBatch/docs/data/histograms/United States/001A01A.json

{"batchcode": "001A01A", "histograms": [{"histogram": {"Vaccination site erythema": 1, "Vaccination site pain": 1, "Vaccination site pruritus": 1, "Vaccination site rash": 1}, "batchcodes": ["001A01A"]}]}