HowBadIsMyBatch/docs/data/histograms/United States/0321L20A.json

{"batchcode": "0321L20A", "histograms": [{"histogram": {"Rash": 1, "Vaccination site erythema": 1, "Vaccination site pruritus": 1, "Vaccination site urticaria": 1}, "batchcodes": ["0321L20A"]}]}