(s/defn parse-data-request :- SensorRequest
  [raw-request]
  (-> raw-request
    (#(update-in % [:device-id] (fn [s] (java.util.UUID/fromString s))))
    (#(update-in % [:sensor-id] (fn [s] (java.util.UUID/fromString s))))
    (#(update-in % [:data-timestamp] (fn [s] (ctime/to-sql-time s))))))