{"batchcode": "EK5176", "histograms": [{"histogram": {"Injection site erythema": 1, "Injection site pain": 1, "Myalgia": 1, "Pyrexia": 1}, "batchcodes": ["EK5176", "EK5176"]}, {"histogram": {"Injection site erythema": 1, "Injection site pain": 1, "Myalgia": 1, "Pyrexia": 1}, "batchcodes": ["EK5176", "EK5176"]}]}