<Plug>coc-float-jump cannot jump to the diagnostic float window

[xbot]

My mappings are:

    nmap <leader>ff <Plug>coc-float-jump
    nmap <leader>fH <Plug>coc-float-hide

It cannot jump to or hide the float window created by coc-diagnostic.

[chemzqm]

You have to use <Plug>(coc-float-jump)

[xbot]

Thanks a lot.