HowBadIsMyBatch/docs/data/histograms/United States/015E21A.json

{"batchcode": "015E21A", "histograms": [{"histogram": {"Lymphadenopathy": 2, "Lymph node pain": 1, "Vaccination site erythema": 1, "Vaccination site pruritus": 1}, "batchcodes": ["015E21A"]}]}