public MapString Object importFunctionalCharacteristicsRequestBody MultipartFile file HttpServletRequest request HttpServletResponse response

The method "importFunctionalCharacteristics" takes three parameters:

1. A MultipartFile object named "file" which represents the file to be imported.
2. A HttpServletRequest object named "request" which represents the HTTP request.
3. A HttpServletResponse object named "response" which represents the HTTP response.

The return type of the method is a Map with String as the key and Object as the value.