How to use expect_file_to_exist expecations in v#

When I am trying to use
“expectation_type” : “expect_file_to_exist”, “kwargs”: { “filepath”:{ “$PARAMETER”:“filepath” }

I am getting error filepath is file name or filepath ?
tried with both it’s not working

Hi @susreesangita - I can’t tell if this is a bug or you’re missing some syntax or something in the configuration. If you’ve tried everything and think this is a bug, please file this in a github issue with precise details of your environment and the code you’re running and anything else needed to reproduce the issue.