library(formr)
formr_store_keys(host = "https://diagnostik.karneboge.de/api", 
                 client_id = "d49cf61350616e854d8e419c0a6511d8", 
                 client_secret = "9a3785aa33065f073fe1ca43c0c6955d8383838ba27dd8e03ee90044f3040c9a",
                 account = "mig_write")
formr_api_authenticate(host = "https://diagnostik.karneboge.de/api",  account = "mig_write")