How to trigger user task activity

[sniperwolfpk5]

There is no sample I tried to trigger using workflows/trigger/{token} but it didn't work. Can you give me short sample.

Please note I want to achieve it by using dashboard not by code.

Regards,

Originally posted by @sniperwolfpk5 in https://github.com/elsa-workflows/elsa-core/issues/241#issuecomment-590829435