Custom Connector - Actions Error

[karthik_Dev_DPS]

Hello, I am trying to build a custom connector. I am getting error in action. How to resolve this ?

So this the action I want to build.

In Postman tool, it looks like this

In custom connector, Security Tab is configured properly. But actions Get URL is like this !

I know I am doing something mistake. Please help me on this !

https://graph.microsoft.com/v1.0/users/@{replace(triggerBody()?['ProjecManager']?['Claims'],variables('ClaimsText'),'')}

Below is the error

Specified swagger has the following errors: 'Definition is not valid. Error: 'Error : paths/~1v1.0~1users~1@{replace(triggerBody() : The path is not valid, each path template variable enclosed by '{' and '}' characters must be contained within a single URL segment. Individual '{' or '}' characters which are not enclosing a path template variable must be URL encoded.

How to resolve this ?