code: public FileStorageInfoInner read(String groupName, String serviceName, String projectName, String fileName) {
          return readWithServiceResponseAsync(groupName, serviceName, projectName, fileName).toBlocking().single().body();
      }
docs: Request storage information for downloading the file content.
  This method is used for requesting storage information using which contents of the file can be downloaded.
  
  @param groupName Name of the resource group
  @param serviceName Name of the service
  @param projectName Name of the project
  @param fileName Name of the File
  @throws IllegalArgumentException thrown if parameters fail the validation
  @throws ApiErrorException thrown if the request is rejected by server
  @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent
  @return the FileStorageInfoInner object if successful.