{"batchcode": "017B2119 ??", "histograms": [{"histogram": {"Cough": 1, "Ear pain": 1, "Heart rate increased": 1, "Injection site swelling": 1, "Nervousness": 1, "Pain": 1, "Peripheral swelling": 1, "Swelling face": 1}, "batchcodes": ["017B2119 ??"]}]}