{"batchcode": "EL1Z84", "histograms": [{"batchcodes": ["EL1Z84"], "histogram": {"Back pain": 1, "Blood immunoglobulin G": 1, "Blood immunoglobulin M": 1, "COVID-19": 1, "Herpes zoster": 1, "Rash": 1, "Skin lesion": 1, "Urinary tract infection": 1}}]}