HowBadIsMyBatch/docs/data/histograms/United States/003CZIA.json

{"batchcode": "003CZIA", "histograms": [{"histogram": {"Vaccination site erythema": 1, "Vaccination site pruritus": 1, "Vaccination site rash": 1, "Vaccination site swelling": 1}, "batchcodes": ["003CZIA"]}]}