@RequestMapping(value = "/tracks", method = RequestMethod.POST, consumes = { MediaType.MULTIPART_FORM_DATA_VALUE })
	public @ResponseBody
	String postTrack(@RequestParam("file") MultipartFile file) {
		return "redirect:/";
	}
Post track string.

@param file the file
@return the string
springdoc-openapi-tests/springdoc-openapi-javadoc-tests/src/test/java/test/org/springdoc/api/v30/app11/HelloController.java