To download all objects using wget:

wget -r -H -N --cut-dirs=4 --include-directories="/v1/" "https://swiftbrowser.dkrz.de/public/dkrz_cc566461dff84e59964ced89d96324d8/ngc4/ngc4008_2030-MAM?show_all"

Name
ngc4008_2030-MAM