HowBadIsMyBatch/docs/data/histograms/United States/ER6727.json

{"batchcode": "ER6727", "histograms": [{"histogram": {"Headache": 1, "Nausea": 1, "Pain": 1, "Pyrexia": 1, "Vaccination site pain": 1}, "batchcodes": ["ER6727"]}]}