How do i use USERNAME() dax function in my store procedure as a parameter in power bi query ?

Hi All,

I have a store proceudre which has a parameter domainname. currently i am using hard coded value to get the report and its works.

Now i want to pass loggedin user email id in power bi online as a parameter. ishort SP should be looked like as below example.

Example :  Exec SPLead @domainname ='[email protected]

Can anybody help me how do i achieve this?

Thanks,

Rinkesh Rathore